US3021826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocker arm and multiple valve actuating mechanism
Assignee: Motors Liquidation Co
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Filing: 1959-11-23
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Granted: 1962-02-20
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Expires: 1979-11-23
Abstract
No abstract record available.
Inventors
- 👤 Fezzy Albert De
- 👤 George P Hanley
- 👤 William S Kenyon
- 👤 Joseph A Peak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:56
CPC Classifications
F; F01; F01M; F01M9/00; F01M9/10; F01M9/107; F01L; F01L1/00; F01L1/26; F02; F02B; F02B75/00; F02B75/02; F02B2075/022; F02B2075/025; F02B2275/00; F02B2275/34; F02B3/00; F02B3/06; F02F; F02F1/00; F02F1/24; F02F1/42; F02F1/4214; F02F2001/244; F02F2001/247
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) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |