US2934783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile door hinge
Assignee: Atwood Vacuum Machine Co
•
Filing: 1954-10-07
•
Granted: 1960-05-03
•
Expires: 1974-10-07
Abstract
No abstract record available.
Inventors
- 👤 Johnson Agnar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:50
CPC Classifications
E; E05; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/12; E05F1/1246; E05F1/1269; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/531
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US597480A
Cited
US1357655A
Cited
US1620512A
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US1694764A
Cited
US2313582A
Cited
US2335201A
Cited
US2314416A
Cited
US2683447A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-03 | 1963-11-02 | 1964-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-03 | 1967-11-02 | 1968-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-03 | 1971-11-02 | 1972-05-03 | $7700.00 | Window Closed / Lapsed |