US2693591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light and control switching by and in combination with a lock
Assignee: Individual
•
Filing: 1950-10-24
•
Granted: 1954-11-02
•
Expires: 1970-10-24
Abstract
No abstract record available.
Inventors
- 👤 Frank P Morse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:22
CPC Classifications
E; E05; E05B; E05B17/00; E05B17/22; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5246; Y10T70/5296; Y10T70/5319; Y10T70/5341; Y10T70/80; Y10T70/8027
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US880168A
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US1160496A
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US1170032A
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US1381021A
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US1783633A
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US1702483A
Cited
US2266086A
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US2286463A
Cited
US2301290A
Cited
US2427040A
Cited
US2615083A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-01 | 1958-05-03 | 1958-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-01 | 1962-05-03 | 1962-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-01 | 1966-05-03 | 1966-11-02 | $7700.00 | Window Closed / Lapsed |