Patent US2421560A successfully refreshed from Google Patents.
US3489330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple stapler
Assignee: Codman and Shurtleff Inc
•
Filing: 1967-03-28
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Granted: 1970-01-13
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Expires: 1987-03-28
Abstract
No abstract record available.
Inventors
- 👤 Rudolph F Mallina
- 👤 Harry G Reimels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:42
CPC Classifications
B; B25; B25C; B25C5/00; B25C5/02; B25C5/0285; B25C5/0292; A; A61; A61B; A61B17/00; A61B17/068; A61B17/0682; A61B17/0686
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2301622A
Cited
US2853074A
Cited
US2874384A
Cited
US3244342A
Cited
US3225996A
Cited
US3278107A
Cited
US3351191A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |