USD399522S - Digital abacus - Google Patents
Digital abacus Download PDFInfo
- Publication number
- USD399522S USD399522S US29/062,820 US6282096F USD399522S US D399522 S USD399522 S US D399522S US 6282096 F US6282096 F US 6282096F US D399522 S USD399522 S US D399522S
- Authority
- US
- United States
- Prior art keywords
- digital
- digital abacus
- abacus
- view
- substantially identical
- 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.)
- Expired - Lifetime
Links
Images
Description
FIG. 1 is a top, front perspective view of a digital abacus showing our new design;
FIG. 2 is a top plan view of the digital abacus shown in FIG. 1, the bottom view being substantially identical thereto;
FIG. 3 is a side view of the digital abacus shown in FIG. 1, the opposite side being substantially identical thereto; and,
FIG. 4 is an end view of the digital abacus shown in FIG. 1, drawn on an enlarged scale, the opposite side being substantially identical thereto.
Claims (1)
- The ornamental design for a digital abacus, as shown and described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29/062,820 USD399522S (en) | 1996-11-26 | 1996-11-26 | Digital abacus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29/062,820 USD399522S (en) | 1996-11-26 | 1996-11-26 | Digital abacus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| USD399522S true USD399522S (en) | 1998-10-13 |
Family
ID=71577105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US29/062,820 Expired - Lifetime USD399522S (en) | 1996-11-26 | 1996-11-26 | Digital abacus |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | USD399522S (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD558271S1 (en) * | 2006-08-09 | 2007-12-25 | Scott Rule | Counting device |
| USD587756S1 (en) | 2007-11-07 | 2009-03-03 | Scott Rule | Counting device |
| USD813306S1 (en) * | 2016-03-23 | 2018-03-20 | Scott Rule | Counting device |
| US20210157354A1 (en) * | 2017-11-13 | 2021-05-27 | Bum Suk Son | Electronic abacus |
| US11314275B2 (en) | 2019-07-26 | 2022-04-26 | Ameerah Anakaona Bello | Adaptable educational device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3731401A (en) | 1971-05-21 | 1973-05-08 | T Kojima | Abacus instruction device |
| USD282669S (en) | 1984-03-15 | 1986-02-18 | Conlee Jr Carl S | Abacus |
| USD284975S (en) | 1984-08-07 | 1986-08-05 | Herbert Kwok | Combined desktop abacus and electronic calculator |
| US4812124A (en) | 1988-02-19 | 1989-03-14 | Lawrence A. Clopper | Hexadecimal abacus |
| US5134692A (en) | 1989-05-23 | 1992-07-28 | Hiromori Inc. | Combined electronic calculator and abacus with deflective guide bars |
-
1996
- 1996-11-26 US US29/062,820 patent/USD399522S/en not_active Expired - Lifetime
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3731401A (en) | 1971-05-21 | 1973-05-08 | T Kojima | Abacus instruction device |
| USD282669S (en) | 1984-03-15 | 1986-02-18 | Conlee Jr Carl S | Abacus |
| USD284975S (en) | 1984-08-07 | 1986-08-05 | Herbert Kwok | Combined desktop abacus and electronic calculator |
| US4812124A (en) | 1988-02-19 | 1989-03-14 | Lawrence A. Clopper | Hexadecimal abacus |
| US5134692A (en) | 1989-05-23 | 1992-07-28 | Hiromori Inc. | Combined electronic calculator and abacus with deflective guide bars |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD558271S1 (en) * | 2006-08-09 | 2007-12-25 | Scott Rule | Counting device |
| USD587756S1 (en) | 2007-11-07 | 2009-03-03 | Scott Rule | Counting device |
| USD813306S1 (en) * | 2016-03-23 | 2018-03-20 | Scott Rule | Counting device |
| US20210157354A1 (en) * | 2017-11-13 | 2021-05-27 | Bum Suk Son | Electronic abacus |
| US11500409B2 (en) * | 2017-11-13 | 2022-11-15 | Bum Suk Son | Electronic abacus |
| US11314275B2 (en) | 2019-07-26 | 2022-04-26 | Ameerah Anakaona Bello | Adaptable educational device |
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