US2985052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Binding hole punch
Assignee: American Photocopy Equipment Co
•
Filing: 1958-02-20
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Granted: 1961-05-23
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Expires: 1978-02-20
Abstract
No abstract record available.
Inventors
- 👤 James S Mentzer
- 👤 Seeger George
- 👤 John E Jones
- 👤 William L Fritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:10
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/02; B26F1/04; Y; Y10; Y10T; Y10T83/00; Y10T83/525; Y10T83/531; Y10T83/541; Y10T83/544; Y10T83/748; Y10T83/7593; Y10T83/7647; Y10T83/7653; Y10T83/766; Y10T83/849; Y10T83/853; Y10T83/855; Y10T83/856; Y10T83/857; Y10T83/86; Y10T83/869; Y10T83/8691; Y10T83/8759; Y10T83/8821; Y10T83/8828; Y10T83/8841; Y10T83/8848
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US345190A
Cited
GB190900874A
Cited
US2260223A
Cited
US2389105A
Cited
US2524582A
Cited
US2534094A
Cited
US2607421A
Cited
US2558044A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |