Patent US5141516A successfully refreshed from Google Patents.
US2878436A
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Electric motor automatic recycling system
Assignee: HOLD HEET PRODUCTS CORP
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Filing: 1958-05-20
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Granted: 1959-03-17
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Expires: 1978-05-20
Abstract
No abstract record available.
Inventors
- 👤 Diedrich E Mundt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:35
CPC Classifications
H; H01; H01H; H01H61/00; H01H61/02; H01H61/06; H01H61/063
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) | 1962-03-16 | 1962-09-15 | 1963-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-16 | 1966-09-15 | 1967-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-16 | 1970-09-15 | 1971-03-17 | $7700.00 | Window Closed / Lapsed |