US3388939A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door latch
Assignee: Individual
•
Filing: 1966-09-16
•
Granted: 1968-06-18
•
Expires: 1986-09-16
Abstract
No abstract record available.
Inventors
- 👤 Colell Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:57
CPC Classifications
E; E05; E05B; E05B85/00; E05B85/20; E05B85/24; E05B85/04; E05B85/045; E05B85/243; E05B77/00; E05B77/02; E05B77/04; Y; Y10; Y10S; Y10S292/00; Y10S292/37; Y10S292/41; Y10T; Y10T292/00; Y10T292/08; Y10T292/1043; Y10T292/1075; Y10T292/1078; Y10T292/68; Y10T292/688; Y10T292/691
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2499165A
Cited
US2795448A
Cited
US2931677A
Cited
US2819138A
Cited
US2814193A
Cited
US2943879A
Cited
US3118703A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-18 | 1971-12-18 | 1972-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-18 | 1975-12-18 | 1976-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-18 | 1979-12-18 | 1980-06-18 | $7700.00 | Window Closed / Lapsed |