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US1558705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric lock
Assignee: Individual
•
Filing: 1924-04-05
•
Granted: 1925-10-27
•
Expires: 1944-04-05
Abstract
No abstract record available.
Inventors
- 👤 Joseph H Milligan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:19
CPC Classifications
E; E05; E05B; E05B47/00; E05B47/02; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T70/00; Y10T70/70; Y10T70/7051; Y10T70/7062; Y10T70/7113; Y10T70/713; Y10T70/80; Y10T70/8919
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) | 1928-10-26 | 1929-04-27 | 1929-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-10-26 | 1933-04-27 | 1933-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-10-26 | 1937-04-27 | 1937-10-27 | $7700.00 | Window Closed / Lapsed |