US3434741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trailer hitch lock
Assignee: WILLIAM HENRY GRANT JR
•
Filing: 1967-01-24
•
Granted: 1969-03-25
•
Expires: 1987-01-24
Abstract
No abstract record available.
Inventors
- 👤 William Henry Grant Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:45
CPC Classifications
B; B60; B60D; B60D1/00; B60D1/58; B60D1/60; Y; Y10; Y10T; Y10T70/00; Y10T70/40; Y10T70/413; Y10T70/485; Y10T70/50; Y10T70/5009
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A BALL AND SOCKET HITCH HAVING TRAILER ANTI-THEFT MEANS COMPRISING; A SOCKET MEMBER, SIDE FLANGES ON SAID SOCKET MEMBER, A BALL MEMBER, A PAIR OF PLATES, EACH PLATE HAVING A CHANNEL SHAPED PORTION TO RECEIVE ONE OF SAID SIDE FLANGES, MEANS MOUNTING EACH OF SAID PLATES FOR MOVEMENT RELATIVE TO SAID BALL MEMBER, AND LOCKING MEANS TO PREVENT SAID RELATIVE MOVEMENT WHEN SAID PLATES ARE IN FLANGE RECEIVING POSITION.
Claim 2
Dependent Claim
69 words
A BALL AND SOCKET HITCH HAVING TRAILER ANTI-THEFT MEANS COMPRISING; A SOCKET MEMBER, SIDE FLANGES ON SAID SOCKET MEMBER, A BALL MEMBER, A PAIR OF PLATES, EACH PLATE HAVING A CHANNEL SHAPED PORTION TO RECEIVE ONE OF SAID SIDE FLANGES, MEANS MOUNTING EACH OF SAID PLATES FOR MOVEMENT RELATIVE TO SAID BALL MEMBER, AND LOCKING MEANS TO PREVENT SAID RELATIVE MOVEMENT WHEN SAID PLATES ARE IN FLANGE RECEIVING POSITION.
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) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |