Patent US3282136A successfully refreshed from Google Patents.
US3282136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wrench
Assignee: Individual
•
Filing: 1964-06-12
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Granted: 1966-11-01
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Expires: 1984-06-12
Abstract
No abstract record available.
Inventors
- 👤 Maichen Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:34
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/10; B25B13/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
AN ADJUSTABLE DOUBLE-ENDED WRENCH COMPRISING A HANDLE INCLUDING TWO ELONGATED MEMBERS ADJUSTABLE LONGITUDINALLY WITH RESPECT TO ONE ANOTHER, EACH MEMBER INCLUDING A JAW AT EACH END THEREOF, THE JAWS AT ADJACENT ENDS OF THE MEMBERS COOPERATING TO FORM NUT ENGAGING AND CLAMPING SURFACES, A RATABLE DISC ON ONE OF SAID MEMBERS, AND TWO STOPS SPACED APART LONGITUDINALLY ON THE OTHER MEMBER, SAID DISC BEING PROVIDED WITH AN EVEN NUMBER OF INDENTS, THE DIAMETRICAL OPPSED PAIRS OF WHICH ARE ENGAGEABLE WITH SAID STOPS TO SIMULTANEOUSLY SET AND LOCK SAID COOPERATING JAWS TO DESIRED NUT SIZES AT BOTH ENDS OF THE HANDLE.
Claim 2
Dependent Claim
100 words
AN ADJUSTABLE DOUBLE-ENDED WRENCH COMPRISING A HANDLE INCLUDING TWO ELONGATED MEMBERS ADJUSTABLE LONGITUDINALLY WITH RESPECT TO ONE ANOTHER, EACH MEMBER INCLUDING A JAW AT EACH END THEREOF, THE JAWS AT ADJACENT ENDS OF THE MEMBERS COOPERATING TO FORM NUT ENGAGING AND CLAMPING SURFACES, A RATABLE DISC ON ONE OF SAID MEMBERS, AND TWO STOPS SPACED APART LONGITUDINALLY ON THE OTHER MEMBER, SAID DISC BEING PROVIDED WITH AN EVEN NUMBER OF INDENTS, THE DIAMETRICAL OPPSED PAIRS OF WHICH ARE ENGAGEABLE WITH SAID STOPS TO SIMULTANEOUSLY SET AND LOCK SAID COOPERATING JAWS TO DESIRED NUT SIZES AT BOTH ENDS OF THE HANDLE.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |