US2948540A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic work gripping chuck
Assignee: Individual
•
Filing: 1957-01-18
•
Granted: 1960-08-09
•
Expires: 1977-01-18
Abstract
No abstract record available.
Inventors
- 👤 Waldo L Garberding
- 👤 Road Bradley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:15
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/16; B23B31/16158; B23B31/16187; Y; Y10; Y10T; Y10T279/00; Y10T279/12; Y10T279/1274; Y10T279/1291; Y10T279/19; Y10T279/1973; Y10T279/1986; Y10T279/22; Y10T279/25; Y10T279/26; Y10T82/00; Y10T82/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2597280A
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US1161490A
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US1786147A
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US1815562A
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US1881905A
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US2191371A
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US2505007A
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US2655384A
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US2573403A
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US2607603A
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US2523374A
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US2703242A
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US2794648A
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US2759735A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-09 | 1964-02-08 | 1964-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-09 | 1968-02-08 | 1968-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-09 | 1972-02-08 | 1972-08-09 | $7700.00 | Window Closed / Lapsed |