Patent US3490294A successfully refreshed from Google Patents.
US3490294A
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US
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Variable ratio actuating mechanism
Assignee: Motors Liquidation Co
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Filing: 1968-06-21
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Granted: 1970-01-20
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Expires: 1988-06-21
Abstract
No abstract record available.
Inventors
- 👤 Warren W Antrim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:51
CPC Classifications
B; B60; B60K; B60K26/00; B60K26/02; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20528; Y10T74/20534; Y10T74/20558
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |