US2690915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jaw chuck
Assignee: BEAVER PIPE TOOLS Inc
•
Filing: 1951-03-12
•
Granted: 1954-10-05
•
Expires: 1971-03-12
Abstract
No abstract record available.
Inventors
- 👤 Robert B Pealer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:27
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/16; B23B31/16004; B23B31/16008; B23B31/16012; Y; Y10; Y10T; Y10T279/00; Y10T279/19; Y10T279/1926; Y10T279/1986
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US917387A
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US1274685A
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US1794511A
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US1844616A
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US1799019A
Cited
US2429524A
Cited
US2523374A
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US2591389A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-04 | 1958-04-05 | 1958-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-04 | 1962-04-05 | 1962-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-04 | 1966-04-05 | 1966-10-05 | $7700.00 | Window Closed / Lapsed |