US2183121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latch mechanism
Assignee: Individual
•
Filing: 1939-07-11
•
Granted: 1939-12-12
•
Expires: 1959-07-11
Abstract
No abstract record available.
Inventors
- 👤 Levine Abraham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:06
CPC Classifications
E; E05; E05B; E05B65/00; E05B65/52; E05B65/5207; E05B65/5215; E05B65/523; E05B65/5238; Y; Y10; Y10S; Y10S190/00; Y10S190/903; Y10T; Y10T70/00; Y10T70/50; Y10T70/5009; Y10T70/5031; Y10T70/5035; Y10T70/5049; Y10T70/5053; Y10T70/5058; Y10T70/5062
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) | 1942-12-11 | 1943-06-12 | 1943-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-12-11 | 1947-06-12 | 1947-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-12-11 | 1951-06-12 | 1951-12-12 | $7700.00 | Window Closed / Lapsed |