Patent US3176551A successfully refreshed from Google Patents.
US3176551A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Convertible jaw pliers
Assignee: Individual
•
Filing: 1962-03-19
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Granted: 1965-04-06
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Expires: 1982-03-19
Abstract
No abstract record available.
Inventors
- 👤 Burton R Hansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:39
CPC Classifications
B; B25; B25B; B25B7/00; B25B7/18; B25B7/02; B25B7/04; B25B7/06; B25B7/10; B25B7/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A CONVERTIBLE JAW HAND TOOL OF THE PLIERS OR MOVABLE JAW WRENCH TYPE, COMPRISING: (A) A TOOL HAVING A COACTING PAIR OF TOOL JAWS CONNECTED IN AN OPERATIVE MANNER BY PIVOT MEANS; (B) A COACTING PAIR OF INSERT JAW MEMBERS; (C) A TRANSVERSELY DISPOED DOVETAILED SLOT IN THE INNER FACE OF EACH OF SAID TOOL JAWS ARRANGED TO SECURE SAID PAIR OF INSERT MEMBERS IN A COACTIVE MANNER; (D) SAID SLOTS HAVING AN UNSYMMETRICAL FORM IN WHICH THE DEEPEST END OF THE DOVETAIL IS NEAREST TO SAID PIVOT MEANS AND THE SHALLOWEST END FARTHEST AWAY FROM SAID PIVOT MEANS; (E) EACH OF SAID INSERT MEMBERS HAVING A DOVETAILED KEY BLOCK FOR COACTION WITH SAID DOVETAILED SLOTS AND (F) MEANS FOR LOCKING SAID INSERT MEMBERS AGAINST TRANSVERSE MOVEMENT WITHIN SAID TOOL JAWS.
Claim 2
Dependent Claim
131 words
A CONVERTIBLE JAW HAND TOOL OF THE PLIERS OR MOVABLE JAW WRENCH TYPE, COMPRISING: (A) A TOOL HAVING A COACTING PAIR OF TOOL JAWS CONNECTED IN AN OPERATIVE MANNER BY PIVOT MEANS; (B) A COACTING PAIR OF INSERT JAW MEMBERS; (C) A TRANSVERSELY DISPOED DOVETAILED SLOT IN THE INNER FACE OF EACH OF SAID TOOL JAWS ARRANGED TO SECURE SAID PAIR OF INSERT MEMBERS IN A COACTIVE MANNER; (D) SAID SLOTS HAVING AN UNSYMMETRICAL FORM IN WHICH THE DEEPEST END OF THE DOVETAIL IS NEAREST TO SAID PIVOT MEANS AND THE SHALLOWEST END FARTHEST AWAY FROM SAID PIVOT MEANS; (E) EACH OF SAID INSERT MEMBERS HAVING A DOVETAILED KEY BLOCK FOR COACTION WITH SAID DOVETAILED SLOTS AND (F) MEANS FOR LOCKING SAID INSERT MEMBERS AGAINST TRANSVERSE MOVEMENT WITHIN SAID TOOL JAWS.
References Cited (Backward Citations)
BE501294A
Cited
US433794A
Cited
US844134A
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US1216527A
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US1578438A
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US1504870A
Cited
US2404224A
Cited
DE861380C
Cited
US2814222A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |