US3298370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Urinal valve
Assignee: Individual
•
Filing: 1963-09-13
•
Granted: 1967-01-17
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Expires: 1983-09-13
Abstract
No abstract record available.
Inventors
- 👤 David L Beatty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:10
CPC Classifications
A; A61; A61F; A61F5/00; A61F5/44; A61F5/4404; A61F5/4405; Y; Y10; Y10S; Y10S128/00; Y10S128/24; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7879; Y10T137/788; Y10T137/7882; Y10T137/7886
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
IN COMBINATION WITH A URINAL BAG FORMED OF RESILIENTLY PLIABLE MATERIAL HAVING A RIGID TUBULAR NIPPLE SEALED IN THE NECK PORTION THEREOF AND ADAPTED TO ADMIT URINE THERETHROUGH TO SAID BAG, A CHECK VALVE ASSEMBLY FOR PREVENTING REVERSE FLOW THROUGH SAID NIPPLE, SAID CHECK VALVE ASSEMBLY COMPRISING: (A) A VALVE TUBE HAVING ONE END THEREOF SEALED ABOUT SAID NIPPLE AND EXTENDING INTO SAID BAG, SAID VALVE TUBE BEING FORMED OF RESILIENT MATERIAL AND BEING NORMALLY COLLAPSED ON ITSELF IN THE FREE END PORTION THEREOF, AND (B) A GUARD TUBE FORMED OF RESILIENT MATERIAL AND DISPOSED COAXIALLY WITH SAID VALVE TUBE AND SURROUNDING SAID VALVE TUBE, ONE END OF SAID GUARD TUBE BEING SEALED ON SAID NIPPLE, SAID GUARD TUBE EXTENDING FROM SAID NIPPLE BEYOND THE FREE END OF SAID VALVE TUBE, AND HAVING A LONGITUDINALLY ELONGATED WINDOW FORMED THEREIN, SAID WINDOW EXTENDING FROM SAID NIPPLE TO A POINT CLOSELY ADJACENT BUT SPACED OUTWARDLY FROM THE FREE END OF SAID VALVE TUBE.
Claim 2
Dependent Claim
161 words
IN COMBINATION WITH A URINAL BAG FORMED OF RESILIENTLY PLIABLE MATERIAL HAVING A RIGID TUBULAR NIPPLE SEALED IN THE NECK PORTION THEREOF AND ADAPTED TO ADMIT URINE THERETHROUGH TO SAID BAG, A CHECK VALVE ASSEMBLY FOR PREVENTING REVERSE FLOW THROUGH SAID NIPPLE, SAID CHECK VALVE ASSEMBLY COMPRISING: (A) A VALVE TUBE HAVING ONE END THEREOF SEALED ABOUT SAID NIPPLE AND EXTENDING INTO SAID BAG, SAID VALVE TUBE BEING FORMED OF RESILIENT MATERIAL AND BEING NORMALLY COLLAPSED ON ITSELF IN THE FREE END PORTION THEREOF, AND (B) A GUARD TUBE FORMED OF RESILIENT MATERIAL AND DISPOSED COAXIALLY WITH SAID VALVE TUBE AND SURROUNDING SAID VALVE TUBE, ONE END OF SAID GUARD TUBE BEING SEALED ON SAID NIPPLE, SAID GUARD TUBE EXTENDING FROM SAID NIPPLE BEYOND THE FREE END OF SAID VALVE TUBE, AND HAVING A LONGITUDINALLY ELONGATED WINDOW FORMED THEREIN, SAID WINDOW EXTENDING FROM SAID NIPPLE TO A POINT CLOSELY ADJACENT BUT SPACED OUTWARDLY FROM THE FREE END OF SAID VALVE TUBE.
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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |