Patent US2547798A successfully refreshed from Google Patents.
US2547798A
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Self-contained hydraulic tappet
Assignee: Motors Liquidation Co
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Filing: 1946-02-09
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Granted: 1951-04-03
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Expires: 1966-02-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Clyde W Truxell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:43
CPC Classifications
F; F01; F01L; F01L1/00; F01L1/20; F01L1/22; F01L1/24; F01L1/245; F01L1/25; F01L1/252
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2116749A
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US2109459A
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US2109815A
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US2187008A
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US2153097A
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US2213195A
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US2152404A
Cited
US2203952A
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US2278963A
Cited
US2324006A
Cited
US2386317A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-02 | 1954-10-02 | 1955-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-02 | 1958-10-02 | 1959-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-02 | 1962-10-02 | 1963-04-03 | $7700.00 | Window Closed / Lapsed |