US2582927A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door lock
Assignee: Houdaille Hershey Corp
•
Filing: 1947-10-21
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Granted: 1952-01-15
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Expires: 1967-10-21
Abstract
No abstract record available.
Inventors
- 👤 Edward D Dall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:01
CPC Classifications
E; E05; E05B; E05B85/00; E05B85/20; E05B85/24; Y; Y10; Y10S; Y10S292/00; Y10S292/24; Y10T; Y10T292/00; Y10T292/08; Y10T292/0801; Y10T292/0848; Y10T292/0849; Y10T292/0857; Y10T292/1043; Y10T292/1044; Y10T292/1045; Y10T292/1047; Y10T292/1051; Y10T292/1052; Y10T292/1059; Y10T292/57; Y10T292/85
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2115849A
Cited
US738100A
Cited
US1516152A
Cited
US2034746A
Cited
US2301559A
Cited
US2173765A
Cited
US2228674A
Cited
US2246787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-14 | 1955-07-16 | 1956-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-14 | 1959-07-16 | 1960-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-14 | 1963-07-16 | 1964-01-15 | $7700.00 | Window Closed / Lapsed |