US2012826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collet
Assignee: NEW BRITAIN GRIDLEY MACHINE CO
•
Filing: 1933-10-04
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Granted: 1935-08-27
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Expires: 1953-10-04
Abstract
No abstract record available.
Inventors
- 👤 Donald H Montgomery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:11
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/001; B23B31/02; B23B31/10; B23B31/12; B23B31/20; B23B31/201; B23B31/202; B23B2226/00; B23B2226/33; B23B2231/00; B23B2231/20; B23B2231/2048; B23B2231/2067; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17411; Y10T279/17478; Y10T279/17487; Y10T279/17495
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-08-26 | 1939-02-25 | 1939-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-08-26 | 1943-02-25 | 1943-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-08-26 | 1947-02-25 | 1947-08-27 | $7700.00 | Window Closed / Lapsed |