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US2533014A
Expired / Lapsed
US
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Removable handle for knives
Assignee: Individual
•
Filing: 1949-07-02
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Granted: 1950-12-05
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Expires: 1969-07-02
Abstract
No abstract record available.
Inventors
- 👤 Benjamin D Jacobson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:47
CPC Classifications
B; B26; B26B; B26B5/00; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17905
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1202299A
Cited
US1993170A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |