US2729882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Commutator assembling machine
Assignee: Motors Liquidation Co
•
Filing: 1952-01-18
•
Granted: 1956-01-10
•
Expires: 1972-01-18
Abstract
No abstract record available.
Inventors
- 👤 Richard M Goodwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:23
CPC Classifications
H; H01; H01R; H01R43/00; H01R43/06; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/5313; Y10T29/53143; Y10T29/53148
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US664516A
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US1267345A
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US1758653A
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US1899325A
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US1979434A
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US2031417A
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US2230745A
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US2340448A
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US2370828A
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US2408882A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-09 | 1959-07-11 | 1960-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-09 | 1963-07-11 | 1964-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-09 | 1967-07-11 | 1968-01-10 | $7700.00 | Window Closed / Lapsed |