US2677263A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door latch mechanism
Assignee: A E GIESEY
•
Filing: 1948-12-07
•
Granted: 1954-05-04
•
Expires: 1968-12-07
Abstract
No abstract record available.
Inventors
- 👤 David C Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:50
CPC Classifications
E; E05; E05C; E05C1/00; E05C1/08; E05C1/12; E05C1/16; E05C1/163; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/5496
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US655605A
Cited
US1362669A
Cited
GB171565A
Cited
US1447754A
Cited
US1668403A
Cited
US1769314A
Cited
US2060734A
Cited
US2231443A
Cited
US2529230A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-03 | 1957-11-02 | 1958-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-03 | 1961-11-02 | 1962-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-03 | 1965-11-02 | 1966-05-04 | $7700.00 | Window Closed / Lapsed |