Patent US3330959A successfully refreshed from Google Patents.
Patent US2639505A successfully refreshed from Google Patents.
US2639505A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knife for carving leather and the like
Assignee: Individual
•
Filing: 1952-03-04
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Granted: 1953-05-26
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Expires: 1972-03-04
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Reynolds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:39
CPC Classifications
B; B26; B26B; B26B1/00; C; C14; C14B; C14B1/00; C14B1/44; C14B1/56; C14B2700/00; C14B2700/18; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32311
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1181921A
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US1775813A
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US1886258A
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US2450346A
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US2394452A
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US2450347A
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US2425665A
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US2639506A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-25 | 1956-11-24 | 1957-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-25 | 1960-11-24 | 1961-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-25 | 1964-11-24 | 1965-05-26 | $7700.00 | Window Closed / Lapsed |