Patent US1497500A successfully refreshed from Google Patents.
US1497500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastener for doors and the like
Assignee: Individual
•
Filing: 1922-11-09
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Granted: 1924-06-10
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Expires: 1942-11-09
Abstract
No abstract record available.
Inventors
- 👤 Louis H Gorowitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:11
CPC Classifications
E; E05; E05C; E05C17/00; E05C17/02; E05C17/04; E05C17/12; E05C17/16; E05C17/166; Y; Y10; Y10T; Y10T292/00; Y10T292/28; Y10T292/289; Y10T292/293; Y10T292/305
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) | 1927-06-10 | 1927-12-10 | 1928-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-06-10 | 1931-12-10 | 1932-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-06-10 | 1935-12-10 | 1936-06-10 | $7700.00 | Window Closed / Lapsed |