US2464178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door latch
Assignee: PIERCEY
•
Filing: 1946-09-10
•
Granted: 1949-03-08
•
Expires: 1966-09-10
Abstract
No abstract record available.
Inventors
- 👤 Theodore E Green
- 👤 Wesley S Piercey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:27
CPC Classifications
E; E05; E05C; E05C19/00; E05C19/007; E05C19/008; Y; Y10; Y10T; Y10T292/00; Y10T292/03; Y10T292/08; Y10T292/1043; Y10T292/1051; Y10T292/1052; Y10T292/1059; Y10T292/1075; Y10T292/1083; Y10T292/1086; Y10T292/45; Y10T292/47
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-07 | 1952-09-06 | 1953-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-07 | 1956-09-06 | 1957-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-07 | 1960-09-06 | 1961-03-08 | $7700.00 | Window Closed / Lapsed |