Patent US3085689A successfully refreshed from Google Patents.
US3085689A
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US
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Assignee: Johnson and Johnson
•
Filing: 1960-02-09
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Granted: 1963-04-16
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Expires: 1980-02-09
Abstract
No abstract record available.
Inventors
- 👤 Harold E Hering
- 👤 Erle V Painter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:29
CPC Classifications
A; A01; A01J; A01J11/00; A01J11/06; B; B01; B01D; B01D29/00; B01D29/01; B01D29/05; B01D29/88; B01D29/90; B01D29/908
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
187 words
A FILTER ASSEMBLY COMPRISING A RELATIVELY RIGID INLET HOUSING HAVING AN INLET OPENING; A RELATIVELY RIGID OUTLET HOUSING HAVING AN OUTLET OPENING; QUICKLY DETACHABLE LOCKING MEANS INTERCONNECTING SAID INLET HOUSING AND SAID OUTLET HOUSING TO DEFINE A CLOSED CAVITY THEREBETWEEN; A GENERALLY FLAT FILTER MEDIUM DIVIDING SAID CAVITY INTO AN INLET CHAMBER AND AN OUTLET CHAMBER; AND A SPIDER MEMBER FORMED OF A RESILIENT MATERIAL, SAID SPIDER INCLUDING A PLURALITY OF RIBS SECURED IN SAID OUTLET HOUSING AND DEFINING RADIAL FLUID PATHS THEREBETWEEN AND AN INTEGRALLY FORMED ANNULAR SEALING GASKET INTERCONNECTING THE OUTER ENDS OF SAID RIBS AND SURROUNDING SAID RIBS, SAID RIBS AND GASKET SUPPORTING SAID FILTER MEDIUM, SAID SEALING GASKET BEING COMPRESSED BETWEEN SAID INLET HOUSING AND SAID OUTLET HOUSING TO CLAMP SAID FILTER MEDIUM BETWEEN SAID SEALING GASKET AND SAID INLET HOUSING AND ADJACENT SAID RIBS, SAID GASKET FORMING A FLUID TIGHT SEAL WITH A PORTION OF SAID OUTLET HOUSING AND SEALING SAID OUTLET CHAMBER, SAID SEALING GASKET HAVING A PERIPHERAL PORTION DIRECTLY ENGAGING THE INLET HOUSING ADJACENT SAID FILTER MEDIUM TO FORM A FLUID TIGHT SEAL WITH A PORTION OF SAID INLET HOUSING.
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) | 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 |