US3317043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
In-line filter construction
Assignee: Individual
•
Filing: 1965-03-31
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Granted: 1967-05-02
•
Expires: 1985-03-31
Abstract
No abstract record available.
Inventors
- 👤 Albert G H Vanderpoel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:53
CPC Classifications
B; B01; B01D; B01D35/00; B01D35/02; B01D29/00; B01D29/11; B01D29/13; B01D29/15; B01D2201/00; B01D2201/30; B01D2201/309
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A LIQUID FUEL FILTER, COMPRISING AN ELONGATED BODY HAVING TUBULAR OPPOSITE END PORTIONS EACH WITH SIDE AND END OPENINGS, AND CAPS MOUNTED ON SAID BODY END PORTIONS, A POROUS TUBULAR FILTER ELEMENT THROUGH WHICH THE BODY PROJECTS, THE BODY HAVING A CLOSURE THEREON TO CLOSE ONE END OF SAID FILTER ELEMENT SO THAT THE ELEMENT IS RETAINED BETWEEN SAID CLOSURE AND ONE OF SAID END CAPS CLOSING THE OPPOSITE END OF SAID ELEMENT, ONE BODY PORTION SIDE OPENING THEN HAVING DIRECT COMMUNICATION WITH THE OUTSIDE OF SAID FILTER ELEMENT AND THE OTHER BODY PORTION SIDE OPENING THEN HAVING DIRECT COMMUNICATION WITH THE INSIDE OF SAID FILTER ELEMENT, AND A CASING HAVING OPPOSITE ENDS RETAINED AT SAID END CAPS AND WITHIN WHICH SAID BODY PROJECTS.
Claim 2
Dependent Claim
124 words
A LIQUID FUEL FILTER, COMPRISING AN ELONGATED BODY HAVING TUBULAR OPPOSITE END PORTIONS EACH WITH SIDE AND END OPENINGS, AND CAPS MOUNTED ON SAID BODY END PORTIONS, A POROUS TUBULAR FILTER ELEMENT THROUGH WHICH THE BODY PROJECTS, THE BODY HAVING A CLOSURE THEREON TO CLOSE ONE END OF SAID FILTER ELEMENT SO THAT THE ELEMENT IS RETAINED BETWEEN SAID CLOSURE AND ONE OF SAID END CAPS CLOSING THE OPPOSITE END OF SAID ELEMENT, ONE BODY PORTION SIDE OPENING THEN HAVING DIRECT COMMUNICATION WITH THE OUTSIDE OF SAID FILTER ELEMENT AND THE OTHER BODY PORTION SIDE OPENING THEN HAVING DIRECT COMMUNICATION WITH THE INSIDE OF SAID FILTER ELEMENT, AND A CASING HAVING OPPOSITE ENDS RETAINED AT SAID END CAPS AND WITHIN WHICH SAID BODY PROJECTS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |