US2510746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door latch
Assignee: Individual
•
Filing: 1946-10-09
•
Granted: 1950-06-06
•
Expires: 1966-10-09
Abstract
No abstract record available.
Inventors
- 👤 Gunther K E Kleeberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:13
CPC Classifications
E; E05; E05C; E05C1/00; E05C1/08; E05C1/12; E05C1/16; E05C1/163; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/0969; Y10T292/097; Y10T292/0977; Y10T292/0989; Y10T292/0991; Y10T292/62; Y10T292/85; Y10T292/854; Y10T292/876
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US201572A
Cited
US213967A
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US373442A
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US499580A
Cited
US1444446A
Cited
US1560897A
Cited
US1641537A
Cited
US1681008A
Cited
US2128144A
Cited
US2191613A
Cited
US2302380A
Cited
US2349301A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-05 | 1953-12-05 | 1954-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-05 | 1957-12-05 | 1958-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-05 | 1961-12-05 | 1962-06-06 | $7700.00 | Window Closed / Lapsed |