US1900922A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gripping face for chucks and method of making the same
Assignee: MORRISON MACHINE PRODUCTS Inc
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Filing: 1930-09-23
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Granted: 1933-03-14
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Expires: 1950-09-23
Abstract
No abstract record available.
Inventors
- 👤 Leigh R Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:16
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/20; B23B31/201; B23B31/202; B23B2222/00; B23B2222/28; B23B2231/00; B23B2231/20; B23B2231/2048; B23B2231/2059; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17291; Y10T279/17316; Y10T279/17358; Y10T279/17411; Y10T279/17418; Y10T279/17452; Y10T279/19; Y10T279/1986; Y10T29/00; Y10T29/49; Y10T29/4998; Y10T29/49993
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) | 1936-03-13 | 1936-09-12 | 1937-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-03-13 | 1940-09-12 | 1941-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-03-13 | 1944-09-12 | 1945-03-14 | $7700.00 | Window Closed / Lapsed |