USD841733S1 - Educational apparatus for learning math - Google Patents
Educational apparatus for learning math Download PDFInfo
- Publication number
- USD841733S1 USD841733S1 US29/522,910 US201529522910F USD841733S US D841733 S1 USD841733 S1 US D841733S1 US 201529522910 F US201529522910 F US 201529522910F US D841733 S USD841733 S US D841733S
- Authority
- US
- United States
- Prior art keywords
- educational apparatus
- view
- learning math
- math
- learning
- Prior art date
- Legal status (The legal status 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 status listed.)
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Description
The broken lines illustrating text in FIGS. 1-3 , a handle element in FIGS. 1-5 and 7 , inner portions of counting elements in FIGS. 8-10 and an exemplary portion of the rod element in FIGS. 10-13 of the educational apparatus for learning math form no part of the portions of the claimed design.
Claims (1)
- The ornamental design for an educational apparatus for learning math, as shown and described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29/522,910 USD841733S1 (en) | 2015-04-03 | 2015-04-03 | Educational apparatus for learning math |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29/522,910 USD841733S1 (en) | 2015-04-03 | 2015-04-03 | Educational apparatus for learning math |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| USD841733S1 true USD841733S1 (en) | 2019-02-26 |
Family
ID=65410389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US29/522,910 Active USD841733S1 (en) | 2015-04-03 | 2015-04-03 | Educational apparatus for learning math |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | USD841733S1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD878459S1 (en) * | 2018-03-16 | 2020-03-17 | Lynn Rule | Counting device |
| USD921109S1 (en) * | 2015-10-08 | 2021-06-01 | Dale Ylitalo | Manual calculating device |
| US20220001260A1 (en) * | 2020-07-06 | 2022-01-06 | Robert M. Zeidman | Pool Lap Counter |
Citations (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US378866A (en) * | 1888-03-06 | Abacus | ||
| US1099009A (en) * | 1913-06-21 | 1914-06-02 | Augustus P Bennett | Calculator or abacus. |
| US1144487A (en) * | 1913-04-10 | 1915-06-29 | Evelyn G Mcginley | Counting device. |
| US1441323A (en) * | 1921-07-23 | 1923-01-09 | Allan J Barber | Abacus frame |
| US2228554A (en) * | 1939-07-11 | 1941-01-14 | Charles A Brown | Abacus |
| US2646631A (en) | 1947-01-22 | 1953-07-28 | Lazar Nathan | Combined abacus and counting rack |
| US2654164A (en) * | 1953-07-21 | 1953-10-06 | Seidenberg Oscar | Abacus |
| US2655737A (en) | 1952-03-28 | 1953-10-20 | Daintee Toys Inc | Abacus |
| US2872742A (en) * | 1954-12-10 | 1959-02-10 | Andrew F Schott | Abacus with magnetic means for holding unit counters in position |
| US3076272A (en) * | 1959-05-28 | 1963-02-05 | Andrew F Schott | Abacus |
| US3508348A (en) * | 1967-11-28 | 1970-04-28 | Kogane Harada | Magnetic soroban (abacus) |
| US3633287A (en) | 1970-05-06 | 1972-01-11 | Fitz A Squires | Numerical base systems teaching device |
| US3688418A (en) * | 1970-03-09 | 1972-09-05 | Wilson Henry A | Manual computing device |
| US3731401A (en) * | 1971-05-21 | 1973-05-08 | T Kojima | Abacus instruction device |
| USD248332S (en) * | 1976-11-26 | 1978-06-27 | Bailey Deceased Rex V | Combined domino holder and score counter |
| US4295832A (en) * | 1979-11-05 | 1981-10-20 | Karell Manuel L | Educational toy |
| US4812124A (en) * | 1988-02-19 | 1989-03-14 | Lawrence A. Clopper | Hexadecimal abacus |
| US4884973A (en) * | 1989-01-18 | 1989-12-05 | Kyoungsik Pak | Mathematic teaching aid |
| US4993952A (en) * | 1989-10-30 | 1991-02-19 | Lucky Star Enterprise Co., Ltd. | Arithmetic counter |
| US20070166673A1 (en) | 2006-01-13 | 2007-07-19 | Frieman Shlomo R | Abacus |
| US20080280273A1 (en) * | 2005-10-13 | 2008-11-13 | Han-Cheun Lee | Multipurpose Abacus |
| US20120028229A1 (en) | 2010-07-30 | 2012-02-02 | James Richard Harte | Augmented simple abacus with an underlying grid of numbers or a blank sheet |
| US20120251986A1 (en) * | 2011-03-28 | 2012-10-04 | Letha Silas-Martin | Abacus-type math teaching device and method |
| USD674441S1 (en) * | 2009-10-21 | 2013-01-15 | Scott Rule | Counting device |
| US20130052617A1 (en) | 2011-08-22 | 2013-02-28 | James Richard Harte | Use of beads on a rope, with a parallel printed sequence |
| US20130236864A1 (en) | 2012-03-08 | 2013-09-12 | James Richard Harte | Use of colored beads in an augmented simple abacus |
-
2015
- 2015-04-03 US US29/522,910 patent/USD841733S1/en active Active
Patent Citations (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US378866A (en) * | 1888-03-06 | Abacus | ||
| US1144487A (en) * | 1913-04-10 | 1915-06-29 | Evelyn G Mcginley | Counting device. |
| US1099009A (en) * | 1913-06-21 | 1914-06-02 | Augustus P Bennett | Calculator or abacus. |
| US1441323A (en) * | 1921-07-23 | 1923-01-09 | Allan J Barber | Abacus frame |
| US2228554A (en) * | 1939-07-11 | 1941-01-14 | Charles A Brown | Abacus |
| US2646631A (en) | 1947-01-22 | 1953-07-28 | Lazar Nathan | Combined abacus and counting rack |
| US2655737A (en) | 1952-03-28 | 1953-10-20 | Daintee Toys Inc | Abacus |
| US2654164A (en) * | 1953-07-21 | 1953-10-06 | Seidenberg Oscar | Abacus |
| US2872742A (en) * | 1954-12-10 | 1959-02-10 | Andrew F Schott | Abacus with magnetic means for holding unit counters in position |
| US3076272A (en) * | 1959-05-28 | 1963-02-05 | Andrew F Schott | Abacus |
| US3508348A (en) * | 1967-11-28 | 1970-04-28 | Kogane Harada | Magnetic soroban (abacus) |
| US3688418A (en) * | 1970-03-09 | 1972-09-05 | Wilson Henry A | Manual computing device |
| US3633287A (en) | 1970-05-06 | 1972-01-11 | Fitz A Squires | Numerical base systems teaching device |
| US3731401A (en) * | 1971-05-21 | 1973-05-08 | T Kojima | Abacus instruction device |
| USD248332S (en) * | 1976-11-26 | 1978-06-27 | Bailey Deceased Rex V | Combined domino holder and score counter |
| US4295832A (en) * | 1979-11-05 | 1981-10-20 | Karell Manuel L | Educational toy |
| US4812124A (en) * | 1988-02-19 | 1989-03-14 | Lawrence A. Clopper | Hexadecimal abacus |
| US4884973A (en) * | 1989-01-18 | 1989-12-05 | Kyoungsik Pak | Mathematic teaching aid |
| US4993952A (en) * | 1989-10-30 | 1991-02-19 | Lucky Star Enterprise Co., Ltd. | Arithmetic counter |
| US20080280273A1 (en) * | 2005-10-13 | 2008-11-13 | Han-Cheun Lee | Multipurpose Abacus |
| US20070166673A1 (en) | 2006-01-13 | 2007-07-19 | Frieman Shlomo R | Abacus |
| USD674441S1 (en) * | 2009-10-21 | 2013-01-15 | Scott Rule | Counting device |
| US20120028229A1 (en) | 2010-07-30 | 2012-02-02 | James Richard Harte | Augmented simple abacus with an underlying grid of numbers or a blank sheet |
| US20120251986A1 (en) * | 2011-03-28 | 2012-10-04 | Letha Silas-Martin | Abacus-type math teaching device and method |
| US20130052617A1 (en) | 2011-08-22 | 2013-02-28 | James Richard Harte | Use of beads on a rope, with a parallel printed sequence |
| US20130236864A1 (en) | 2012-03-08 | 2013-09-12 | James Richard Harte | Use of colored beads in an augmented simple abacus |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD921109S1 (en) * | 2015-10-08 | 2021-06-01 | Dale Ylitalo | Manual calculating device |
| USD878459S1 (en) * | 2018-03-16 | 2020-03-17 | Lynn Rule | Counting device |
| US20220001260A1 (en) * | 2020-07-06 | 2022-01-06 | Robert M. Zeidman | Pool Lap Counter |
| US11511177B2 (en) * | 2020-07-06 | 2022-11-29 | Z Enterprises | Pool lap counter |
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