Patent US3407680A successfully refreshed from Google Patents.
US3407680A
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Reciprocating power arrangements
Assignee: Inotek Westmoreland Venture
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Filing: 1965-11-09
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Granted: 1968-10-29
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Expires: 1985-11-09
Abstract
No abstract record available.
Inventors
- 👤 Julius C Westmoreland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:25
CPC Classifications
B; B60; B60K; B60K1/00; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18624; Y10T74/18632
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1413982A
Cited
US2023841A
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US2520014A
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US2547079A
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US2630022A
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US2956188A
Cited
US2860266A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |