Patent US2973676A successfully refreshed from Google Patents.
US2973676A
Expired / Lapsed
US
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Sliding piston-type fluid motor-operated nut running tool
Assignee: Individual
•
Filing: 1958-07-31
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Granted: 1961-03-07
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Expires: 1978-07-31
Abstract
No abstract record available.
Inventors
- 👤 Gorman R Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:36
CPC Classifications
B; B25; B25B; B25B23/00; B25B23/14; B25B23/145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1954620A
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US2250736A
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US2293786A
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US2691314A
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US2780950A
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US2752808A
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US2786379A
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US2816468A
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US2836090A
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US2878700A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-06 | 1964-09-05 | 1965-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-06 | 1968-09-05 | 1969-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-06 | 1972-09-05 | 1973-03-07 | $7700.00 | Window Closed / Lapsed |