US3219007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two-in-one tow handles
Assignee: Individual
•
Filing: 1961-05-05
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Granted: 1965-11-23
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Expires: 1981-05-05
Abstract
No abstract record available.
Inventors
- 👤 Adolph G Kiefer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:18
CPC Classifications
B; B63; B63B; B63B34/00; B63B34/60; B63B34/63
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
IN A TWO-PIECE HANDLE MEANS TO BE ATTACHED TO A TOWING LINE, A PAIR OF ELONGATED CYLINDRICAL HANDLE MEMBERS DISPOSED IN AXIAL ALIGNMENT FOR DETACHABLE CONNECTION WITH EACH OTHER, ONE END OF SAID MEMBERS BEING PROVIDED WITH A SUBSTANTIALLY SOLID PLUG ELEMENT HAVING A CYLINDRICAL PORTION OF REDUCED DIAMETER PROJECTING AXIALLY OUTWARDLY OF THE END OF THE HANDLE MEMBER, ONE END OF THE OTHER HANDLE MEMBER BEING PROVIDED WITH SOCKET MEANS TO AXIALLY SLIDABLY RECEIVE SAID PLUG ELEMENT IN CLOSE-FITTING ENGAGEMENT, THE OUTER END OF SAID PLUG ELEMENT BEING CIRCUMFERENTIALLY BEVELED TO ASSIST IN SAID ENGAGEMENT, SAID PROJECTING PORTION BEING PROVIDED WITH A DIAMETRICALLY DISPOSED SLOT EXTENDING
Claim 2
Dependent Claim
107 words
IN A TWO-PIECE HANDLE MEANS TO BE ATTACHED TO A TOWING LINE, A PAIR OF ELONGATED CYLINDRICAL HANDLE MEMBERS DISPOSED IN AXIAL ALIGNMENT FOR DETACHABLE CONNECTION WITH EACH OTHER, ONE END OF SAID MEMBERS BEING PROVIDED WITH A SUBSTANTIALLY SOLID PLUG ELEMENT HAVING A CYLINDRICAL PORTION OF REDUCED DIAMETER PROJECTING AXIALLY OUTWARDLY OF THE END OF THE HANDLE MEMBER, ONE END OF THE OTHER HANDLE MEMBER BEING PROVIDED WITH SOCKET MEANS TO AXIALLY SLIDABLY RECEIVE SAID PLUG ELEMENT IN CLOSE-FITTING ENGAGEMENT, THE OUTER END OF SAID PLUG ELEMENT BEING CIRCUMFERENTIALLY BEVELED TO ASSIST IN SAID ENGAGEMENT, SAID PROJECTING PORTION BEING PROVIDED WITH A DIAMETRICALLY DISPOSED SLOT EXTENDING
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) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |