US2696986A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Work-holding mechanism
Assignee: Bryant Grinder Corp
•
Filing: 1952-07-29
•
Granted: 1954-12-14
•
Expires: 1972-07-29
Abstract
No abstract record available.
Inventors
- 👤 Paul A Grobey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:59
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/24; B23B31/30; Y; Y10; Y10T; Y10T279/00; Y10T279/12; Y10T279/1241; Y10T279/17; Y10T279/17411; Y10T279/17461; Y10T279/18; Y10T279/33
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US753275A
Cited
US1476434A
Cited
US1881905A
Cited
US2469198A
Cited
US2502862A
Cited
US2546326A
Cited
US2660440A
Cited
US2597712A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-13 | 1958-06-14 | 1958-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-13 | 1962-06-14 | 1962-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-13 | 1966-06-14 | 1966-12-14 | $7700.00 | Window Closed / Lapsed |