Patent US2304601A successfully refreshed from Google Patents.
US2304601A
Expired / Lapsed
US
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Pocketknife
Assignee: SCHRADE CUTLERY Co
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Filing: 1942-08-13
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Granted: 1942-12-08
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Expires: 1962-08-13
Abstract
No abstract record available.
Inventors
- 👤 Schrade Jacob Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:17
CPC Classifications
B; B26; B26B; B26B1/00; B26B1/02; B26B1/04; B26B1/046; B26B1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-12-07 | 1946-06-08 | 1946-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-12-07 | 1950-06-08 | 1950-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-12-07 | 1954-06-08 | 1954-12-08 | $7700.00 | Window Closed / Lapsed |