Patent US3229481A successfully refreshed from Google Patents.
US3229481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal joint
Assignee: Old Carco LLC
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Filing: 1963-08-14
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Granted: 1966-01-18
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Expires: 1983-08-14
Abstract
No abstract record available.
Inventors
- 👤 George E Dunn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:42
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/16; F16D3/26; F16D3/265
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A UNIVERSAL JOINT COMPRISING DRIVE MEMBER AND A DRIVEN MEMBER, ONE OF SAID MEMBERS HAVING FORMED THEREON A YOKE PORTION WITH A CYLINDRICAL OPENING FORMED THERETHROUGH, THE OTHER OF SAID MEMBERS HAVING FORMED THEREON A TANG PORTION RECEIVED GENERALLY WITHIN SAID CYLINDRICAL OPENING, FIRST AND SECOND SHOE MEMBERS RESPECTIVELY RECEIVED BETWEEN OPPOSITE SIDES OF SAID TANG AND SAID CYLINDRICAL OPENING, PIVOT MEANS OPERATIVELY JOINING SAID TANG AND SAID SHOE MEMBERS FOR ENABLING
Claim 2
Dependent Claim
72 words
A UNIVERSAL JOINT COMPRISING DRIVE MEMBER AND A DRIVEN MEMBER, ONE OF SAID MEMBERS HAVING FORMED THEREON A YOKE PORTION WITH A CYLINDRICAL OPENING FORMED THERETHROUGH, THE OTHER OF SAID MEMBERS HAVING FORMED THEREON A TANG PORTION RECEIVED GENERALLY WITHIN SAID CYLINDRICAL OPENING, FIRST AND SECOND SHOE MEMBERS RESPECTIVELY RECEIVED BETWEEN OPPOSITE SIDES OF SAID TANG AND SAID CYLINDRICAL OPENING, PIVOT MEANS OPERATIVELY JOINING SAID TANG AND SAID SHOE MEMBERS FOR ENABLING
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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |