US2548965A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid filter
Assignee: Motors Liquidation Co
•
Filing: 1947-10-03
•
Granted: 1951-04-17
•
Expires: 1967-10-03
Abstract
No abstract record available.
Inventors
- 👤 Richard S Gaugler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:53
CPC Classifications
F; F25; F25B; F25B43/00; F25B43/003; Y; Y10; Y10S; Y10S210/00; Y10S210/06; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49879; Y10T29/49908; Y10T29/49925; Y10T29/49927
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US629377A
Cited
US633368A
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US1015311A
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US1199628A
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US1218848A
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US1229437A
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US1620114A
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US1645367A
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US1814572A
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US1872540A
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US1839350A
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US1925901A
Cited
US2021452A
Cited
US1973756A
Cited
US2134730A
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US2035758A
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US2218339A
Cited
US2113923A
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US2225990A
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US2283989A
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US2199258A
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US2325657A
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US2238058A
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US2421329A
Cited
US2369740A
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US2453952A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-16 | 1954-10-16 | 1955-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-16 | 1958-10-16 | 1959-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-16 | 1962-10-16 | 1963-04-17 | $7700.00 | Window Closed / Lapsed |