US2492141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Submersible motor
Assignee: Byron Jackson Co
•
Filing: 1945-03-26
•
Granted: 1949-12-27
•
Expires: 1965-03-26
Abstract
No abstract record available.
Inventors
- 👤 James M Gaylord
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:26
CPC Classifications
F; F04; F04D; F04D13/00; F04D13/02; F04D13/06; F04D13/08; F04D13/086; H; H02; H02K; H02K5/00; H02K5/04; H02K5/12; H02K5/132; Y; Y10; Y10S; Y10S415/00; Y10S415/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1427974A
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US1428238A
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US1736002A
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FR691059A
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US2002913A
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US2011341A
Cited
US2291248A
Cited
US2236887A
Cited
US2243208A
Cited
US2320708A
Cited
US2404783A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-26 | 1953-06-27 | 1953-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-26 | 1957-06-27 | 1957-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-26 | 1961-06-27 | 1961-12-27 | $7700.00 | Window Closed / Lapsed |