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US2007266A
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US
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Photocell control for cut-off mechanism
Assignee: Individual
•
Filing: 1932-09-08
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Granted: 1935-07-09
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Expires: 1952-09-08
Abstract
No abstract record available.
Inventors
- 👤 Charles P Barker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:33
CPC Classifications
B; B26; B26D; B26D5/00; B26D5/20; B26D5/30; B26D5/34; Y; Y10; Y10T; Y10T83/00; Y10T83/141; Y10T83/159; Y10T83/465; Y10T83/4766
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) | 1938-07-08 | 1939-01-07 | 1939-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-07-08 | 1943-01-07 | 1943-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-07-08 | 1947-01-07 | 1947-07-09 | $7700.00 | Window Closed / Lapsed |