US2396610A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic garage door opener and lock mechanism
Assignee: Individual
•
Filing: 1942-08-12
•
Granted: 1946-03-12
•
Expires: 1962-08-12
Abstract
No abstract record available.
Inventors
- 👤 John F Schulze
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:56
CPC Classifications
E; E05; E05F; E05F13/00; E05F13/04; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/106; Y; Y10; Y10S; Y10S292/00; Y10S292/36; Y10T; Y10T292/00; Y10T292/08; Y10T292/0908; Y10T292/091
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) | 1949-03-11 | 1949-09-10 | 1950-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-03-11 | 1953-09-10 | 1954-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-03-11 | 1957-09-10 | 1958-03-12 | $7700.00 | Window Closed / Lapsed |