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Patent US3088337A successfully refreshed from Google Patents.
US3088337A
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Transmission control system
Assignee: Motors Liquidation Co
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Filing: 1961-03-27
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Granted: 1963-05-07
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Expires: 1981-03-27
Abstract
No abstract record available.
Inventors
- 👤 Richard W Bemmann
- 👤 David W Turner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:32
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/02; F16H61/0202; F16H61/0204; F16H61/0206; F16H61/0251; Y; Y10; Y10S; Y10S74/00; Y10S74/01; Y10S74/06; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19423; Y10T74/19428; Y10T74/19437
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
IN A VEHICLE TRANSMISSION CONTROL SYSTEM, THE COMBINATION OF RATIO CHANGING MEANS FOR VARYING THE DRIVE RATIO OF THE TRANSMISSION, MEANS DEVELOPING AN ELECTRICAL EFFECT CORRESPONDING IN FREQUENCY TO THE SPEED OF THE VEHICLE, AND MEANS RESPONSIVE TO THE FREQUENCY OF THE ELECTRICAL EFFECT, THE FREQUENCY RESPONSIVE MEANS INCLUDING MEANS ATTENUATING FREQUENCIES OUTSIDE A CERTAIN FREQUENCY RANGE, THE FREQUENCY RESPONSIVE MEANS BEING OPERATIVE TO CAUSE THE RATIO CHANGING MEANS TO BE ACTUATED WHENEVER THE FREQUENCY OF THE ELECTRICAL EFFECT IS WITHIN THE CERTAIN FREQUENCY RANGE.
Claim 2
Dependent Claim
85 words
IN A VEHICLE TRANSMISSION CONTROL SYSTEM, THE COMBINATION OF RATIO CHANGING MEANS FOR VARYING THE DRIVE RATIO OF THE TRANSMISSION, MEANS DEVELOPING AN ELECTRICAL EFFECT CORRESPONDING IN FREQUENCY TO THE SPEED OF THE VEHICLE, AND MEANS RESPONSIVE TO THE FREQUENCY OF THE ELECTRICAL EFFECT, THE FREQUENCY RESPONSIVE MEANS INCLUDING MEANS ATTENUATING FREQUENCIES OUTSIDE A CERTAIN FREQUENCY RANGE, THE FREQUENCY RESPONSIVE MEANS BEING OPERATIVE TO CAUSE THE RATIO CHANGING MEANS TO BE ACTUATED WHENEVER THE FREQUENCY OF THE ELECTRICAL EFFECT IS WITHIN THE CERTAIN FREQUENCY RANGE.
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) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |