US2857773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Camshaft drive system
Assignee: PAGE ENGINEERING Co
•
Filing: 1954-09-20
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Granted: 1958-10-28
•
Expires: 1974-09-20
Abstract
No abstract record available.
Inventors
- 👤 Frank G Slonek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:46
CPC Classifications
F; F01; F01L; F01L1/00; F01L1/02; F01L1/026; F01L1/04; F01L1/047; F01L1/053; F02; F02B; F02B75/00; F02B75/16; F02B75/18; F02B75/22; F02B2275/00; F02B2275/20; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/1956; Y10T74/19585; Y10T74/1959; Y10T74/19642; Y10T74/19679
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1309279A
Cited
US1175820A
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US1413213A
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US1520942A
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US2415278A
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US2426960A
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US2704693A
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US2691553A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-27 | 1962-04-28 | 1962-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-27 | 1966-04-28 | 1966-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-27 | 1970-04-28 | 1970-10-28 | $7700.00 | Window Closed / Lapsed |