US2787824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of assembling two-bearing motor-generator units
Assignee: Ohio Crankshaft Co
•
Filing: 1951-08-01
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Granted: 1957-04-09
•
Expires: 1971-08-01
Abstract
No abstract record available.
Inventors
- 👤 Edward J Kaczor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:36
CPC Classifications
H; H02; H02K; H02K15/00; H02K15/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/49826; Y10T29/4984
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1960484A
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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) | 1960-04-08 | 1960-10-08 | 1961-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-08 | 1964-10-08 | 1965-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-08 | 1968-10-08 | 1969-04-09 | $7700.00 | Window Closed / Lapsed |