Patent US631792A successfully refreshed from Google Patents.
Patent US3497935A successfully refreshed from Google Patents.
US3497935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cut-off tool assembly
Assignee: C AND L MACHINE SHOP Inc
•
Filing: 1967-02-15
•
Granted: 1970-03-03
•
Expires: 1987-02-15
Abstract
No abstract record available.
Inventors
- 👤 Carlton L Bowling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:49
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/04; B23B2210/00; B23B2210/08; Y; Y10; Y10T; Y10T407/00; Y10T407/22; Y10T407/2272; Y10T407/2282; Y10T407/2284; Y10T407/25
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2210605A
Cited
US2377519A
Cited
US2416975A
Cited
US2390653A
Cited
US2398913A
Cited
US2453959A
Cited
US2846756A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |