US1991611A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum door closer for automobiles and the like
Assignee: Individual
•
Filing: 1934-03-14
•
Granted: 1935-02-19
•
Expires: 1954-03-14
Abstract
No abstract record available.
Inventors
- 👤 Jr Merritt W Gano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:19
CPC Classifications
E; E05; E05F; E05F15/00; E05F15/40; E05F15/42; E05F15/47; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/531
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-02-18 | 1938-08-20 | 1939-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-02-18 | 1942-08-20 | 1943-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-02-18 | 1946-08-20 | 1947-02-19 | $7700.00 | Window Closed / Lapsed |