US3059683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure operated rotary torque applying device
Assignee: Enerpac Tool Group Corp
•
Filing: 1960-04-01
•
Granted: 1962-10-23
•
Expires: 1980-04-01
Abstract
No abstract record available.
Inventors
- 👤 Neil F Atherton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:30
CPC Classifications
B; B21; B21D; B21D7/00; B21D7/02; B21D7/024
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US326117A
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US374968A
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US1193318A
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CA503122A
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US1076120A
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US1111605A
Cited
GB634607A
Cited
GB659453A
Cited
US2620848A
Cited
US2902009A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |