US2982873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dynamo electric machine
Assignee: Motors Liquidation Co
•
Filing: 1957-06-24
•
Granted: 1961-05-02
•
Expires: 1977-06-24
Abstract
No abstract record available.
Inventors
- 👤 Milton E Simmons
- 👤 Carl J Finsterwalder
- 👤 Frank J Terkoski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:37
CPC Classifications
H; H02; H02K; H02K1/00; H02K1/06; H02K1/12; H02K1/14; H02K1/146; H02K1/148
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR584182A
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US1655286A
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US1721419A
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DE603604C
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US2235807A
Cited
DE746360C
Cited
US2722618A
Cited
GB749839A
Cited
US2764802A
Cited
US2763800A
Cited
US2780744A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |