Patent US3148367A successfully refreshed from Google Patents.
Patent US3376884A successfully refreshed from Google Patents.
US3376884A
Expired / Lapsed
US
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Anti-siphon diverter unit
Assignee: Modern Faucet Manufacturing Co
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Filing: 1965-10-22
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Granted: 1968-04-09
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Ernest H Bucknell
- 👤 Irving A Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:21
CPC Classifications
F; F16; F16K; F16K24/00; F16K24/06; F16K15/00; F16K15/14; F16K15/1402; F16K15/144; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/265; Y10T137/2668; Y10T137/268; Y10T137/2683; Y10T137/7722; Y10T137/7837; Y10T137/7838; Y10T137/7839; Y10T137/784; Y10T137/7879; Y10T137/7888
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A DIVERTER UNIT COMPRISING CAGE MEANS HAVING PLURAL PORTS THEREIN AND AN OPENING IN AN END THEREOF, A VALVE MEMBER EXTENDING THROUGH SAID OPENING, AND HAVING FLANGE MEANS FORMING A PISTON WITHIN SAID CAGE MEANS AND FORMING A HEAD EXTERNAL TO SAID CAGE MEANS, AND VALVE MEANS FIXEDLY MOUNTED WITHIN SAID CAGE MEANS AND HAVING RESILIENT SEGMENTS ADJACENT SAID PORTS ADAPTED TO SEAL SAID PORTS, AND HAVING A RESILIENT FLANGE MEANS ADJACENT SAID OPENING AND ADAPTED TO PROVIDE A SEAL WITH SAID HEAD UPON PREDETERMINED LONGITUDINAL MOVEMENT OF SAID VALVE MEMBER.
Claim 2
Dependent Claim
91 words
A DIVERTER UNIT COMPRISING CAGE MEANS HAVING PLURAL PORTS THEREIN AND AN OPENING IN AN END THEREOF, A VALVE MEMBER EXTENDING THROUGH SAID OPENING, AND HAVING FLANGE MEANS FORMING A PISTON WITHIN SAID CAGE MEANS AND FORMING A HEAD EXTERNAL TO SAID CAGE MEANS, AND VALVE MEANS FIXEDLY MOUNTED WITHIN SAID CAGE MEANS AND HAVING RESILIENT SEGMENTS ADJACENT SAID PORTS ADAPTED TO SEAL SAID PORTS, AND HAVING A RESILIENT FLANGE MEANS ADJACENT SAID OPENING AND ADAPTED TO PROVIDE A SEAL WITH SAID HEAD UPON PREDETERMINED LONGITUDINAL MOVEMENT OF SAID VALVE MEMBER.
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) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |