Patent US3395208A successfully refreshed from Google Patents.
US3395208A
Expired / Lapsed
US
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Method for making filter and end cap assembly
Assignee: Federal Mogul Sealing Systems Slough Ltd
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Filing: 1966-06-30
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Granted: 1968-07-30
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Expires: 1986-06-30
Abstract
No abstract record available.
Inventors
- 👤 Witchell Stanley Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:52
CPC Classifications
F; F02; F02M; F02M35/00; F02M35/02; F02M35/024; B; B01; B01D; B01D29/00; B01D29/11; B01D29/111; B01D29/13; B01D29/15; B01D29/21; B01D2201/00; B01D2201/29; B01D2201/291
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2415372A
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US2732031A
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FR1113686A
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US2962121A
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US2941620A
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US2979159A
Cited
US3038211A
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US3111488A
Cited
US3190058A
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US3235633A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |