US3138983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible wrench
Assignee: Individual
•
Filing: 1963-01-17
•
Granted: 1964-06-30
•
Expires: 1983-01-17
Abstract
No abstract record available.
Inventors
- 👤 Bert W Frizzell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:12
CPC Classifications
B; B25; B25B; B25B17/00; B25B13/00; B25B13/48; B25B13/481
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
104 words
A FLEXIBLE WRENCH COMPRISING AN ELONGATED MEMBER HAVING TWO ENDS AND A HOLLOW INTERIOR AND BEING FLEXIBLE OVER A SUBSTANTIAL PORTION OF ITS LENGTH, A SPROCKET MEANS ROTATABLY MOUNTED AT EACH END OF SAID ELONGATED MEMBER, A CONTINUOUS CHAIN MEANS PASSING THROUGH SAID HOLLOW INTERIOR OF SAID ELONGATED MEMBER AND OVER EACH OF SAID SPROCKET MEANS TO OPERATIVELY INTERCONNECT THE SAME, SAID CONTINUOUS CHAIN MEANS FORMING AN UPPER PASS AND A LOWER PASS, AT LEAST ONE SOCKET MEANS CONNECTED TO EACH OF SAID SPROCKET MEANS FOR ROTATION THEREWITH, SAID FLEXIBLE PORTION OF SAID ELONGATED MEMBER BEING FORMED OF A CONTINUOUS INTERLOCKING HELICAL CABLE MEMBER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |