US2639505A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knife for carving leather and the like
Assignee: Individual
•
Filing: 1952-03-04
•
Granted: 1953-05-26
•
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 03:55
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
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE8934C
Cited
DE317274C
Cited
US207866A
Cited
US278697A
Cited
US612889A
Cited
US1181921A
Cited
US1775813A
Cited
US1886258A
Cited
US2450346A
Cited
US2394452A
Cited
US2450347A
Cited
US2425665A
Cited
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 |