US2304607A
Expired / Lapsed
US
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Method of making electric motors
Assignee: Motors Liquidation Co
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Filing: 1938-10-12
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Granted: 1942-12-08
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Expires: 1958-10-12
Abstract
No abstract record available.
Inventors
- 👤 Edward B Sleeter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:28
CPC Classifications
H; H02; H02K; H02K1/00; H02K1/06; H02K1/12; H02K1/18; H02K1/185; Y; Y10; Y10T; Y10T29/00; Y10T29/47; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/4902; Y10T29/49075; Y10T29/49078; Y10T29/51; Y10T29/5176; Y10T29/53; Y10T29/5313; Y10T29/53143; Y10T29/53161; Y10T29/5317
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) | 1945-12-07 | 1946-06-08 | 1946-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-12-07 | 1950-06-08 | 1950-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-12-07 | 1954-06-08 | 1954-12-08 | $7700.00 | Window Closed / Lapsed |