Patent US2084186A successfully refreshed from Google Patents.
US2870537A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pocket safety knife
Assignee: Individual
•
Filing: 1958-03-14
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Granted: 1959-01-27
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Expires: 1978-03-14
Abstract
No abstract record available.
Inventors
- 👤 Ortner Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:57
CPC Classifications
B; B26; B26B; B26B5/00; B26B5/001
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-26 | 1962-07-28 | 1963-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-26 | 1966-07-28 | 1967-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-26 | 1970-07-28 | 1971-01-27 | $7700.00 | Window Closed / Lapsed |