US2558407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power-operated portable wrench
Assignee: RALPH D JENKINS
•
Filing: 1947-08-08
•
Granted: 1951-06-26
•
Expires: 1967-08-08
Abstract
No abstract record available.
Inventors
- 👤 Herbert H Woodmansee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:21
CPC Classifications
B; B23; B23P; B23P19/00; B23P19/04; B23P19/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR743548A
Cited
US1955727A
Cited
US1812816A
Cited
US1877595A
Cited
US1912011A
Cited
US1970179A
Cited
US2037701A
Cited
FR838886A
Cited
US2277987A
Cited
FR878432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-25 | 1954-12-25 | 1955-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-25 | 1958-12-25 | 1959-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-25 | 1962-12-25 | 1963-06-26 | $7700.00 | Window Closed / Lapsed |