US3370477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shifting mechanism
Assignee: Power Flo Products Corp
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Filing: 1965-09-20
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Granted: 1968-02-27
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Expires: 1985-09-20
Abstract
No abstract record available.
Inventors
- 👤 George E Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:45
CPC Classifications
F; F16; F16H; F16H63/00; F16H63/02; F16H63/08; F16H63/16; F16H63/18; F16H63/30; F16H63/32; F16H2063/321; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19251; Y10T74/19279
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) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |