[go: up one dir, main page]

NO981350L - Belagt granulær kunstgjödsel og fremgangsmåte for dens fremstilling - Google Patents

Belagt granulær kunstgjödsel og fremgangsmåte for dens fremstilling

Info

Publication number
NO981350L
NO981350L NO981350A NO981350A NO981350L NO 981350 L NO981350 L NO 981350L NO 981350 A NO981350 A NO 981350A NO 981350 A NO981350 A NO 981350A NO 981350 L NO981350 L NO 981350L
Authority
NO
Norway
Prior art keywords
preparation
granular fertilizer
coated granular
coated
fertilizer
Prior art date
Application number
NO981350A
Other languages
English (en)
Other versions
NO981350D0 (no
Inventor
Haruhiko Komoriya
Kazuhiko Maeda
Masayuki Shiota
Yoshi Hirashima
Kentaro Tsutsumi
Mikio Ootani
Yukio Ikeda
Original Assignee
Central Glass Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP9073230A external-priority patent/JPH10265288A/ja
Priority claimed from JP09762297A external-priority patent/JP3496798B2/ja
Application filed by Central Glass Co Ltd filed Critical Central Glass Co Ltd
Publication of NO981350D0 publication Critical patent/NO981350D0/no
Publication of NO981350L publication Critical patent/NO981350L/no

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30Low-molecular-weight compounds
    • C08G18/36Hydroxylated esters of higher fatty acids
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G5/00Fertilisers characterised by their form
    • C05G5/30Layered or coated, e.g. dust-preventing coatings
    • C05G5/37Layered or coated, e.g. dust-preventing coatings layered or coated with a polymer
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/48Polyethers
    • C08G18/50Polyethers having heteroatoms other than oxygen
    • C08G18/5021Polyethers having heteroatoms other than oxygen having nitrogen
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72Polyisocyanates or polyisothiocyanates
    • C08G18/80Masked polyisocyanates
    • C08G18/8003Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8051Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/36

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Fertilizers (AREA)
NO981350A 1997-03-26 1998-03-25 Belagt granulær kunstgjödsel og fremgangsmåte for dens fremstilling NO981350L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9073230A JPH10265288A (ja) 1997-03-26 1997-03-26 被覆粒状肥料およびその製造方法
JP09762297A JP3496798B2 (ja) 1997-04-15 1997-04-15 被覆粒状肥料およびその製造方法

Publications (2)

Publication Number Publication Date
NO981350D0 NO981350D0 (no) 1998-03-25
NO981350L true NO981350L (no) 1998-09-28

Family

ID=26414386

Family Applications (1)

Application Number Title Priority Date Filing Date
NO981350A NO981350L (no) 1997-03-26 1998-03-25 Belagt granulær kunstgjödsel og fremgangsmåte for dens fremstilling

Country Status (5)

Country Link
US (2) US6176891B1 (no)
EP (1) EP0867422A3 (no)
KR (1) KR100248285B1 (no)
NO (1) NO981350L (no)
TW (1) TW442448B (no)

Families Citing this family (85)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6001147A (en) * 1998-07-23 1999-12-14 Bayer Corporation Unsymmetrical polyureaurethane fertilizer encapsulation
US6165550A (en) * 1998-07-23 2000-12-26 Bayer Corporation Symmetrical Polyurea-urethane fertilizer encapsulation
NZ503624A (en) * 1999-04-06 2001-08-31 Planet Polymer Tech Inc Controlled release fertiliser granules comprised fully of urea, or having urea at or near the exterior surface of the granule & a moisture resistant interpenetrating polymer coating on the particles (polymer is product of the urea & an isocyanate; & product of excess isocyanate, alkyd resin & oil)
US6391454B1 (en) 1999-04-06 2002-05-21 Agway Inc. Controlled release urea-based products
EP1059644A1 (de) * 1999-06-10 2000-12-13 Cellpack Ag 2-Komponenten Vergussmasse
US6364925B1 (en) * 1999-12-10 2002-04-02 Bayer Corporation Polyurethane encapsulated fertilizer having improved slow-release properties
US6319156B1 (en) * 1999-12-13 2001-11-20 John Marshall Biodegradable golf tee
US6358295B1 (en) 2000-03-15 2002-03-19 Sumitomo Chemical Company, Limited Method for producing granular coated fertilizer
US6663686B1 (en) 2000-06-27 2003-12-16 Agrium, Inc. Controlled release fertilizer and method for production thereof
US6358296B1 (en) 2000-07-11 2002-03-19 Bayer Corporation Slow-release polyurethane encapsulated fertilizer using oleo polyols
AU2002243599A1 (en) 2001-01-22 2002-07-30 Unified Environmental Services Group Production and use of biosolid granules
US6540808B2 (en) * 2001-04-09 2003-04-01 Mississippi Chemical Corporation Controlled release fertilizers based on self-assembled molecule coatings
US6617412B2 (en) 2001-10-12 2003-09-09 Bayer Corporation Fertilizer encapsulation using sulfur containing polyols
ITMI20012509A1 (it) * 2001-11-29 2003-05-29 Agroqualita S R L Composizione microgranulare ad azione combinata fertilizzante e fitoprotettiva
EP1465846A2 (en) * 2001-12-07 2004-10-13 Speciality Fertilizer Products, LLC Anti-explosive fertilizer coatings
US20040127563A1 (en) * 2002-03-22 2004-07-01 Deslauriers Richard J. Methods of performing medical procedures which promote bone growth, compositions which promote bone growth, and methods of making such compositions
US20040016276A1 (en) * 2002-07-26 2004-01-29 Wynnyk Nick P. Controlled release fertilizer having improved mechanical handling durability and method for production thereof
US7001869B2 (en) * 2002-09-17 2006-02-21 Johnson William S Seed treatment and method of treating seed
US7452399B2 (en) * 2003-10-10 2008-11-18 Whittington Albert A Coating for fertilizer
CA2575740A1 (en) 2004-03-24 2005-10-13 Doctor's Research Group, Inc. Methods of performing medical procedures that promote bone growth, methods of making compositions that promote bone growth, and apparatus for use in such methods
US7416785B2 (en) 2004-05-26 2008-08-26 Basf Corporation Polyurethane-encapsulated particle comprising polyol derived from aromatic amine-based initiator
US7682656B2 (en) * 2004-06-14 2010-03-23 Agruim Inc. Process and apparatus for producing a coated product
WO2006032906A1 (en) * 2004-09-24 2006-03-30 Gelicity (Uk) Limited Exfoliating and softening composition
AU2005286262B8 (en) * 2004-09-24 2012-05-17 Zimpli Kids Limited Exfoliating and softening composition
US7478491B2 (en) * 2004-09-29 2009-01-20 Sturba Michael A Apparatus and method for printing images with integral frame
CA2588793C (en) * 2004-11-30 2015-01-13 Agrium Inc. Process and apparatus for coating a controlled release product in a rotating drum
WO2006091645A2 (en) 2005-02-23 2006-08-31 Blue Water Investments Manufacturing of bioorganic-augmented high nitrogen-containing inorganic fertilizer
US8192519B2 (en) * 2005-03-09 2012-06-05 Vitag Corporation Beneficiated, heat-dried biosolid pellets
US10202314B2 (en) 2005-08-09 2019-02-12 Agrium, Inc. Controlled release fertilizer employing epoxidized fatty acid triglyceride oil as a coating additive
US7662206B2 (en) 2005-09-15 2010-02-16 Vitag Corporation Organic containing sludge to fertilizer alkaline conversion process
US7789932B2 (en) * 2006-02-08 2010-09-07 The Andersons, Inc. Dispersible potash pellets
US8883914B2 (en) 2006-02-13 2014-11-11 Basf Corporation Article formed from a resin composition having a polyurethane encapsulated particle
US9695092B2 (en) 2006-02-23 2017-07-04 Anuvia Plant Nutrients Corporation Process for treating sludge and manufacturing bioorganically-augmented high nitrogen-containing inorganic fertilizer
EP2118042B1 (en) * 2007-02-16 2020-02-12 Anuvia Plant Nutrients Holdings LLC Process for treating sludge and manufacturing bioorganically-augmented high nitrogen-containing inorganic fertilizer
US8992654B2 (en) 2011-03-28 2015-03-31 Vitag Corporation High value organic-enhanced inorganic fertilizers
US8080317B2 (en) 2007-06-28 2011-12-20 Sumitomo Chemical Company, Limited Granule coated with urethane resin
US7771505B2 (en) * 2008-07-16 2010-08-10 Agrium Inc. Controlled release fertilizer composition
CA2753896C (en) 2009-03-06 2018-08-28 Biopolymer Technologies, Ltd. Protein-containing foams, manufacture and use thereof
NZ594868A (en) 2009-03-06 2014-01-31 Biopolymer Technologies Ltd Protein-containing emulsions and adhesives, and manufacture and use thereof
US8303680B2 (en) * 2009-06-24 2012-11-06 Basf Se Encapsulated particle
JP5760357B2 (ja) 2009-10-06 2015-08-12 セントラル硝子株式会社 被覆水溶性粒状体の製造方法
IN2012DN06560A (no) 2009-12-30 2015-10-23 Vitag Holdings Llc
JP5810544B2 (ja) * 2010-03-31 2015-11-11 セントラル硝子株式会社 被覆粒状体及び該被覆粒状体の製造方法
SK288066B6 (sk) * 2010-05-18 2013-04-03 Duslo, A. S. Granulated fertilizer with controlled release of nutrients
ES2619849T3 (es) * 2010-06-07 2017-06-27 Evertree Adhesivos que contienen proteína, y fabricación y uso de los mismos
US8888887B2 (en) 2010-11-10 2014-11-18 Agrium Advanced Technologies (U.S.) Inc. Cross-linked modified waxes for controlled release fertilizers
CA2817741C (en) 2010-11-10 2019-12-31 Sriramakrishna Maruvada Cross-linked polyols for controlled release fertilizers
US8790437B2 (en) 2010-11-10 2014-07-29 Agrium Advanced Technologies (U.S.) Inc. Controlled release fertilizers made from cross-linked glyceride mixtures
EP2643379A1 (de) 2010-11-22 2013-10-02 Bayer Intellectual Property GmbH Verfahren zur herstellung von polyurethanweichschaumstoffen
EP2489429A1 (en) 2011-02-21 2012-08-22 Urea Casale S.A. Fluid bed granulation of urea and related apparatus
UA112647C2 (uk) * 2011-05-05 2016-10-10 Басф Се Інкапсульована частинка
LT2753633T (lt) * 2011-09-09 2017-04-10 Evertree Baltymo turintys klijai, jų gamyba ir panaudojimas
CA2848056C (en) 2011-09-09 2020-04-28 Biopolymer Technologies, Ltd. Protein-containing adhesives, and manufacture and use thereof
MY164276A (en) * 2011-11-21 2017-11-30 Malaysian Palm Oil Board A controlled-release fertilizer
WO2013173739A2 (en) * 2012-05-18 2013-11-21 Basf Se An encapsulated particle
BR112014028751B1 (pt) 2012-05-18 2020-12-22 Basf Se partícula encapsulada, e, método para formar uma partícula encapsulada
WO2014020447A2 (en) 2012-07-30 2014-02-06 Biopolymer Tecnologies, Ltd. Protein adhesives containing an anhydride, carboxylic acid, and/or carboxylate salt compound and their use
JP6516677B2 (ja) 2012-11-16 2019-05-22 ビーエーエスエフ ソシエタス・ヨーロピアBasf Se カプセル化粒子
US9321699B2 (en) * 2012-11-21 2016-04-26 The Mosaic Company Granular fertilizers having improved dust control
US20140298873A1 (en) * 2013-04-04 2014-10-09 Gujarat State Fertilizers And Chemicals Ltd. Modified release agrochemical composition and a process for preparing the same
EP2994442A1 (en) 2013-05-07 2016-03-16 Agrium Advanced Technologies (U.S.) Inc. Fertilizer granules having polymeric coating with organic carbonate
CN103539526B (zh) * 2013-09-29 2016-03-23 济南大学 一种复合层缓释化肥及其制备方法
US20160297725A1 (en) 2013-10-17 2016-10-13 Agrium U.S. Inc. Fertilizer granules having polymeric coating formed with a diol
WO2015167988A1 (en) 2014-04-28 2015-11-05 Basf Se Method of forming an encapsulated fertilizer
KR101520632B1 (ko) * 2014-05-15 2015-05-21 세종대학교산학협력단 바이오매스 유래 프리폴리머, 그를 포함하는 폴리우레탄, 및 그의 제조방법
CN104030839B (zh) * 2014-07-01 2015-11-18 成都新柯力化工科技有限公司 一种纳米胶囊缓释肥及其制备方法
DE102015004670A1 (de) * 2015-04-13 2016-10-13 Ask Chemicals Gmbh Beschichteter körniger Stoff
WO2016197119A1 (en) 2015-06-05 2016-12-08 Anuvia Plant Nutrients Holdigns Llc High value organic containing fertilizers and methods of manufacture
CN105001389A (zh) * 2015-08-06 2015-10-28 吉林师范大学 聚氨酯材料及其制备方法
CN105237311A (zh) * 2015-08-21 2016-01-13 李志山 一种茶树控释肥料及其制备方法
CN105085053A (zh) * 2015-08-21 2015-11-25 李志山 一种桉树控释肥料及其制备方法
CN105085054A (zh) * 2015-08-21 2015-11-25 李志山 一种荔枝控释肥料及其制备方法
CN105085055A (zh) * 2015-08-21 2015-11-25 李志山 一种香蕉控释肥料及其制备方法
MY183752A (en) * 2015-09-11 2021-03-11 Sumitomo Chemical Co Coated granular fertilizer, method for producing coated granular fertilizer, and fertilizer composition
BR112019006425B1 (pt) 2016-10-05 2021-02-09 Nous, Llc revestimento para um fertilizante granulado e material granulado revestido
DE102017212104A1 (de) 2017-07-14 2019-01-17 Eurochem Agro Gmbh Beschichtete harnstoffhaltige Düngemittelteilchen und Verfahren zu ihrer Herstellung
EP3581550A1 (en) 2018-06-13 2019-12-18 Pursell Agri-Tech, LLC Fertilizer coating method
WO2020037242A1 (en) 2018-08-16 2020-02-20 Anuvia Plant Nutrients Holdings, Llc Reactive inorganic coatings for agricultural fertilizers
CA3120061A1 (en) 2018-11-14 2020-05-22 Anuvia Plant Nutrients Holdings Inc. Delivery of bioactive molecules in coatings or surface layers of organically enhanced inorganic fertilizers
CN110041136A (zh) * 2019-05-20 2019-07-23 山东农业大学 保水功能型生物基聚氨酯复合包衣缓控释肥及其制备方法
BR112023018312A2 (pt) * 2021-03-12 2023-10-31 Pursell Agri Tech Llc Grânulo de fertilizante revestido, fertilizante revestido, grânulo de fertilizante, e método de produção de um grânulo de fertilizante revestido
CN118742528A (zh) * 2022-03-21 2024-10-01 陶氏环球技术有限责任公司 包衣肥料颗粒组合物
PL442220A1 (pl) * 2022-09-07 2024-03-11 Politechnika Wrocławska Sposób i układ do wytwarzania nawozu mikroelementowego
CN115894135A (zh) * 2022-12-24 2023-04-04 江苏可兰素环保科技有限公司 一种尿素颗粒的制备方法
CN116082084A (zh) * 2023-01-18 2023-05-09 北京市农林科学院 一种互穿网络植物油基树脂包膜控释肥及其制备方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1591081A (no) * 1968-09-06 1970-04-27
JPS5439298A (en) 1977-09-02 1979-03-26 Mitsubishi Electric Corp Method of and apparatus for wire-cut electric discharge processing
IT1114714B (it) * 1978-03-25 1986-01-27 Akzo Nv Massa di incorporazione poliuretanica e relativo procedimento di produzione
DE3544451C1 (de) * 1985-12-16 1987-01-15 Ashland Suedchemie Kernfest Verfahren zum Erzeugen einer wasserdurchlaessigen Umhuellung auf koernigen,wasserloeslichen Stoffen und seine Anwendung
US4711659A (en) * 1986-08-18 1987-12-08 Moore William P Attrition resistant controlled release fertilizers
US4804403A (en) * 1986-08-18 1989-02-14 Melamine Chemicals, Inc. Attrition-resistant, controlled release fertilizers
DE3902848A1 (de) * 1989-01-27 1990-08-02 Aglukon Spezialduenger Gmbh Formkoerper zur ernaehrung von pflanzenkulturen und verfahren zu ihrer herstellung
JPH042078A (ja) 1990-04-17 1992-01-07 Matsushita Electric Ind Co Ltd 電気加熱器のヒータ駆動装置
JPH0429410A (ja) 1990-05-23 1992-01-31 Fujitsu General Ltd 位相同期回路
JP2867175B2 (ja) 1990-11-30 1999-03-08 宇部興産株式会社 重層被覆粒状肥料
US5538531A (en) * 1991-06-24 1996-07-23 Hudson; Alice P. Controlled release fertilizers and methods of production
JPH0716648A (ja) 1993-06-30 1995-01-20 Kawasaki Steel Corp 金属ストリップの巻き取り方法
US5679129A (en) * 1993-12-15 1997-10-21 Clemson University Encapsulated fertilizers and pesticides and process
JP3456604B2 (ja) 1994-09-26 2003-10-14 セントラル硝子株式会社 多層被覆粒状肥料
US5698002A (en) * 1994-11-21 1997-12-16 Lesco Inc. Controlled release fertilizers utilizing an epoxy polymer primer coat and methods of production
JPH09241090A (ja) * 1996-03-05 1997-09-16 Chisso Corp 改良された時限溶出型被覆粒状肥料
JP3525278B2 (ja) * 1996-05-24 2004-05-10 チッソ株式会社 時限溶出型の被覆粒状肥料
US5851261A (en) * 1996-12-30 1998-12-22 Bayer Corporation Process for the production of polyurea encapsulated fertilizer particles and the encapsulated fertilizer particles produced by this process

Also Published As

Publication number Publication date
US6176891B1 (en) 2001-01-23
EP0867422A2 (en) 1998-09-30
TW442448B (en) 2001-06-23
EP0867422A3 (en) 1999-10-13
US6322606B1 (en) 2001-11-27
KR100248285B1 (ko) 2000-03-15
NO981350D0 (no) 1998-03-25
KR19980080740A (ko) 1998-11-25

Similar Documents

Publication Publication Date Title
NO981350L (no) Belagt granulær kunstgjödsel og fremgangsmåte for dens fremstilling
DE69310629D1 (de) Umhüllter granulierter Dünger
FI972111L (fi) Päällystettyjä entsyymirakeita
FI955842A7 (fi) Hankausta kestävät päällysteet lannoitteille
FI941759L (fi) Kastelulannoitukseen soveltuva suspensiolannoite ja menetelmä sen valmistamiseksi
DK1003383T3 (da) Smagsforstærkende N-ethyl-p-menthan-3-carboxamidindeholdende forbindelser og fremgangsmåde til fremstilling og anvendelse deraf
NO970136D0 (no) Granulös formulering inneholder mikroorganismer, fremgangsmåte for fremstilling og anvendelse derav
DK0847691T3 (da) Granulær pesticidsammensætning
DE59605208D1 (de) Düngemittel
NO20000023L (no) Gjødselpreparater med kontrollert frigivelse og fremgangsmÕte for fremstilling av disse
NO983595D0 (no) Strekkfisk og fremgangsmåte for dens tilvirkning
DE69801242D1 (de) Düngerstreuer
DK0722658T3 (da) Lagerstabil biocid sammensætning og fremgangsmåde til fremstilling heraf
DE59700916D1 (de) Düngevorrichtung
FI960596L (fi) Menetelmä lannoiterakeiden valmistamiseksi
GB9509114D0 (en) Granular materials
KR970053060U (ko) 더블 비료살포기
DK91894A (da) Gødningsmiddel
NO965615D0 (no) Kontrollert-frigivelse gjödningsmidler
KR960027165U (ko) 생체 폐기물을 이용한 발효사료 및 비료제조 전처리기
TW352502U (en) The structure for fertilizer spreader
KR970009707U (ko) 거름속성제조기
KR970003798U (ko) 경운기용 비료살포기
KR960003572U (ko) 점적용 시비기
KR960034068U (ko) 분뇨차

Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application