Patent US2476104A successfully refreshed from Google Patents.
US2476104A
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US
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Method and apparatus for control
Assignee: Schneider Electric Systems USA Inc
•
Filing: 1941-03-27
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Granted: 1949-07-12
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Expires: 1961-03-27
Abstract
No abstract record available.
Inventors
- 👤 Clesson E Mason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:56
CPC Classifications
G; G05; G05D; G05D9/00; G05D9/04; Y; Y10; Y10T; Y10T137/00; Y10T137/0318; Y10T137/0324; Y10T137/0329; Y10T137/0352; Y10T137/0396; Y10T137/1842; Y10T137/1939; Y10T137/2012; Y10T137/2278; Y10T137/2409; Y10T137/2452; Y10T137/2496; Y10T137/2499; Y10T137/2559; Y10T137/2564; Y10T137/7287; Y10T137/7297; Y10T137/7722; Y10T137/7758; Y10T137/7762; Y10T137/7781; Y10T137/7784; Y10T137/7786; Y10T137/7787; Y10T137/7788; Y10T137/8158; Y10T137/8175; Y10T137/8593; Y10T137/87571; Y10T137/87676; Y10T137/87684
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-11 | 1953-01-10 | 1953-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-11 | 1957-01-10 | 1957-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-11 | 1961-01-10 | 1961-07-12 | $7700.00 | Window Closed / Lapsed |