Patent US4074176B1 successfully refreshed from Google Patents.
US4074176B1
Expired / Lapsed
US
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Motor protector
Assignee: MARINE ELECTRIC RAILWAY PRODUCTS DIVISION Inc A CORP OF NEW YORK
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Filing: 1976-06-07
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Granted: 1986-05-20
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Expires: 1996-06-07
Abstract
No abstract record available.
Inventors
- 👤 Harry G Parke
- 👤 Harry W Tomsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:45
CPC Classifications
B; B60; B60L; B60L3/00; B60L3/10; B60L3/106; B60L3/108; B60L7/00; B60L7/24; H; H02; H02H; H02H7/00; H02H7/08; H02P; H02P3/00; H02P3/06; H02P3/08; H02P3/16; Y; Y02; Y02T; Y02T10/00; Y02T10/60; Y02T10/64
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) | 1989-05-19 | 1989-11-18 | 1990-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-05-19 | 1993-11-18 | 1994-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-05-19 | 1997-11-18 | 1998-05-20 | $7700.00 | Window Closed / Lapsed |