Patent US3205977A successfully refreshed from Google Patents.
US3205977A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frame contact lift
Assignee: Joyce Cridland Co
•
Filing: 1961-06-09
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Granted: 1965-09-14
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Expires: 1981-06-09
Abstract
No abstract record available.
Inventors
- 👤 David M Goldzwig
- 👤 Donald C Duffy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:55
CPC Classifications
B; B66; B66F; B66F7/00; B66F7/10; B66F7/16; B66F7/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
IN A VEHICLE LIFT ASSEMBLY OF THE TYPE INCLUDING A LIFT RAIL PIVOTALLY ATTACHED TO A BASE MEMBER, PIVOT MEANS FOR CONNECTING SAID RAIL TO SAID BASE MEMBER INCLUDING: A PIVOT PIN PASSING THROUGH ALIGNED APERTURES IN SAID RAIL AND SAID BASE MEMBER, AND A PAIR OF RELATIVELY ROTATABLE ANTI-FRICTION DISCS SANDWICHED BETWEEN SAID RAIL AND SAID BASE MEMBER.
Claim 2
Dependent Claim
59 words
IN A VEHICLE LIFT ASSEMBLY OF THE TYPE INCLUDING A LIFT RAIL PIVOTALLY ATTACHED TO A BASE MEMBER, PIVOT MEANS FOR CONNECTING SAID RAIL TO SAID BASE MEMBER INCLUDING: A PIVOT PIN PASSING THROUGH ALIGNED APERTURES IN SAID RAIL AND SAID BASE MEMBER, AND A PAIR OF RELATIVELY ROTATABLE ANTI-FRICTION DISCS SANDWICHED BETWEEN SAID RAIL AND SAID BASE MEMBER.
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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) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |