Patent US2898613A successfully refreshed from Google Patents.
US2898613A
Expired / Lapsed
US
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Unitary punch and binder
Assignee: General Binding Corp
•
Filing: 1953-01-07
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Granted: 1959-08-11
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Expires: 1973-01-07
Abstract
No abstract record available.
Inventors
- 👤 Henry E Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:50
CPC Classifications
B; B42; B42B; B42B5/00; B42B5/08; B42B5/10; B42B5/103; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5116
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1062753A
Cited
US1409742A
Cited
US2334815A
Cited
US2603801A
Cited
US2638986A
Cited
US2593805A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-10 | 1963-02-09 | 1963-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-10 | 1967-02-09 | 1967-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-10 | 1971-02-09 | 1971-08-11 | $7700.00 | Window Closed / Lapsed |