Patent US3287943A successfully refreshed from Google Patents.
US3287943A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety lock for outboard motors
Assignee: Individual
•
Filing: 1964-11-25
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Granted: 1966-11-29
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Expires: 1984-11-25
Abstract
No abstract record available.
Inventors
- 👤 George W Vaughn
- 👤 Felix F Roitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:53
CPC Classifications
E; E05; E05B; E05B73/00; E05B73/007; E05B73/0076; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5009; Y10T70/5611; Y10T70/5854; Y10T70/5867
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
184 words
A LOCK FOR A PAIR OF SPACED-APART CLAMPING MEMBERS FOR PREVENTING SAID MEMBERS AGAINST UNAUTHORIZED ROTATION OR USE OF THE CLAMPING MEMBERS, THE CLAMPING MEMBERS HAVING THREADED SHANKS AND A PIVOTED HANDLE ON EACH OF THE HEADS OF THE THREADED SHANKS, SAID LOCK COMPRISING A HOLLOW, ELONGATED SQUARE-SHAPED TUBULAR MEMBER HAVING A HOLLOW PORTION EXTENDING AT LEAST FROM EACH END THEREOF TO RECEIVE, RESPECTIVELY, A PIVOTED HANDLE OF SAID THREADED SHANKS WITHIN EACH END THEREOF, AN ELONGATED SLOT OF A CROSS-SECTION TO RECEIVE AT LEAST THE WIDTH OF THE SHANK OF SAID CLAMPING MEMBERS AND EXTENDING FROM EACH END OF SAID TUBULAR MEMBER ALONG THE REAR SIDE THEREOF, SAID SLOTS EXTENDING SUFFICIENTLY TO ENABLE THE TUBULAR MEMBER TO INTERFIT BETWEEN SAID CLAMPING MEMBERS WHEN POSITIONED IN SPACED-APART RELATION WHILE THE PIVOTED HANDLES ARE POSITIONED WITHIN THE ADJACENT HOLLOW PORTIONS OF THE TUBULAR MEMBERS, AND AN APERTURE EXTENDING THROUGH THE UPPER AND LOWER SURFACES OF SAID TUBULAR MEMBER AND THROUGH THE FREE END OF ONE OF THE HANDLES IN SUBSTANTIALLY COAXIAL ALIGNMENT WITH EACH OTHER AND ADAPTED FOR RECEIVING THE SHANK OF A LOCKING MEANS.
Claim 2
Dependent Claim
184 words
A LOCK FOR A PAIR OF SPACED-APART CLAMPING MEMBERS FOR PREVENTING SAID MEMBERS AGAINST UNAUTHORIZED ROTATION OR USE OF THE CLAMPING MEMBERS, THE CLAMPING MEMBERS HAVING THREADED SHANKS AND A PIVOTED HANDLE ON EACH OF THE HEADS OF THE THREADED SHANKS, SAID LOCK COMPRISING A HOLLOW, ELONGATED SQUARE-SHAPED TUBULAR MEMBER HAVING A HOLLOW PORTION EXTENDING AT LEAST FROM EACH END THEREOF TO RECEIVE, RESPECTIVELY, A PIVOTED HANDLE OF SAID THREADED SHANKS WITHIN EACH END THEREOF, AN ELONGATED SLOT OF A CROSS-SECTION TO RECEIVE AT LEAST THE WIDTH OF THE SHANK OF SAID CLAMPING MEMBERS AND EXTENDING FROM EACH END OF SAID TUBULAR MEMBER ALONG THE REAR SIDE THEREOF, SAID SLOTS EXTENDING SUFFICIENTLY TO ENABLE THE TUBULAR MEMBER TO INTERFIT BETWEEN SAID CLAMPING MEMBERS WHEN POSITIONED IN SPACED-APART RELATION WHILE THE PIVOTED HANDLES ARE POSITIONED WITHIN THE ADJACENT HOLLOW PORTIONS OF THE TUBULAR MEMBERS, AND AN APERTURE EXTENDING THROUGH THE UPPER AND LOWER SURFACES OF SAID TUBULAR MEMBER AND THROUGH THE FREE END OF ONE OF THE HANDLES IN SUBSTANTIALLY COAXIAL ALIGNMENT WITH EACH OTHER AND ADAPTED FOR RECEIVING THE SHANK OF A LOCKING MEANS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |