Patent US2272237A successfully refreshed from Google Patents.
US2272237A
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US
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Time cycle controller
Assignee: Taylor Instrument Co
•
Filing: 1940-10-11
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Granted: 1942-02-10
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Expires: 1960-10-11
Abstract
No abstract record available.
Inventors
- 👤 William J Brown
- 👤 Evan A Edwards
- 👤 Ernest J Heldmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:53
CPC Classifications
G; G04; G04C; G04C23/00; G04C23/14; G04C23/16; Y; Y10; Y10T; Y10T74/00; Y10T74/11; Y10T74/114; Y10T74/115
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) | 1945-02-09 | 1945-08-11 | 1946-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-02-09 | 1949-08-11 | 1950-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-02-09 | 1953-08-11 | 1954-02-10 | $7700.00 | Window Closed / Lapsed |