US3085690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water separator
Assignee: Briggs Filtration Co
•
Filing: 1959-03-02
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Granted: 1963-04-16
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Expires: 1979-03-02
Abstract
No abstract record available.
Inventors
- 👤 Clifford H May
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:43
CPC Classifications
B; B01; B01D; B01D45/00; B01D45/04; B01D45/08; B01D17/00; B01D17/02; B01D17/04; B01D17/045; B01D17/08; B01D17/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
114 words
A WATER-FUEL SEPARATOR COMPRISING A TANK HAVING A FUEL INLET AND A FUEL OUTLET, SAID FUEL OUTLET BEING DISPOSED IN THE UPPER PORTION OF SAID TANK AND A WATER DRAIN DISPOSED IN THE LOWER PORTION OF SAID TANK, A FIRST PARTITION DISPOSED IN SAID TANK TO PREVENT COMMUNICATION BETWEEN SAID FUEL INLET AND FUEL OUTLET, A WATER AND FUEL COALESCING CARTRIDGE CONNECTED TO THE FIRST PARTITION, SAID FIRST PARTITION HAVING A PORT THEREIN FOR COMMUNICATION WITH SAID CARTRIDGE, THE IMPROVEMENT COMPRISING A SECOND PARTITION DISPOSED IN SAID TANK TO PREVENT COMMUNICATION BETWEEN SAID FUEL OUTLET AND WATER DRAIN, PERMANENT HYDROPHOBIC STRAINING MEANS SURROUNDING SAID CARTRIDGE TO RECEIVE THE MIXTURE ISSUING FROM SAID CARTRIDGE, SAID
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |