US2939333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic control devices
Assignee: INDUSTRIAL CONTROLS CORP
•
Filing: 1957-05-29
•
Granted: 1960-06-07
•
Expires: 1977-05-29
Abstract
No abstract record available.
Inventors
- 👤 Albert G Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:11
CPC Classifications
G; G05; G05D; G05D3/00; G05D3/12; G05D3/14; G05D3/18; G05D3/183; H; H02; H02P; H02P8/00; H02P8/14; Y; Y10; Y10T; Y10T74/00; Y10T74/13; Y10T74/131; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19423; Y10T74/19428; Y10T74/19437
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1309443A
Cited
US1742147A
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US1718078A
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US2363208A
Cited
US2414126A
Cited
US2630719A
Cited
US2767598A
Cited
US2758515A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-07 | 1963-12-07 | 1964-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-07 | 1967-12-07 | 1968-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-07 | 1971-12-07 | 1972-06-07 | $7700.00 | Window Closed / Lapsed |