US2387187A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door latch and lock
Assignee: Individual
•
Filing: 1942-10-14
•
Granted: 1945-10-16
•
Expires: 1962-10-14
Abstract
No abstract record available.
Inventors
- 👤 Harry T Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:35
CPC Classifications
E; E05; E05B; E05B65/00; E05B65/08; E05B65/0811; Y; Y10; Y10S; Y10S292/00; Y10S292/31; Y10T; Y10T292/00; Y10T292/08; Y10T292/0911; Y10T292/0926; Y10T292/0928; Y10T292/0934; Y10T292/0937; Y10T292/0938; Y10T292/0944; Y10T292/1043; Y10T292/1051; Y10T292/1052; Y10T292/1061; Y10T292/1063; Y10T292/1064; Y10T292/1072; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5173; Y10T70/5177; Y10T70/5181
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) | 1948-10-15 | 1949-04-16 | 1949-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-10-15 | 1953-04-16 | 1953-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-10-15 | 1957-04-16 | 1957-10-16 | $7700.00 | Window Closed / Lapsed |