US2722035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile door hinge embodying hold-open means
Assignee: Atwood Vacuum Machine Co
•
Filing: 1952-05-29
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Granted: 1955-11-01
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Expires: 1972-05-29
Abstract
No abstract record available.
Inventors
- 👤 Johnson Agnar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:40
CPC Classifications
E; E05; E05D; E05D11/00; E05D11/10; E05D11/1028; E05D11/105; E05D11/1064; E05D11/1071; E05C; E05C17/00; E05C17/02; E05C17/04; E05C17/12; E05C17/20; E05C17/203; E05D11/08; E05D11/082; E05D11/084; E05D11/06; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/531
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US406840A
Cited
FR553311A
Cited
US1547674A
Cited
GB376927A
Cited
US2176342A
Cited
US2290331A
Cited
US2465088A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-31 | 1959-05-02 | 1959-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-31 | 1963-05-02 | 1963-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-31 | 1967-05-02 | 1967-11-01 | $7700.00 | Window Closed / Lapsed |