US3360007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas pressure and vacuum pull control valve
Assignee: Individual
•
Filing: 1965-08-02
•
Granted: 1967-12-26
•
Expires: 1985-08-02
Abstract
No abstract record available.
Inventors
- 👤 Thomas N Haidek
- 👤 Lewis C Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:26
CPC Classifications
F; F16; F16K; F16K51/00; F16K51/02; A; A61; A61M; A61M1/00; A61M1/71; A61M1/74; A61M1/741; A61M1/7413; A61M16/00; A61M16/0087; A61M16/009; A61M16/20; A61M16/201; A61M16/208; A61M16/209; Y; Y10; Y10S; Y10S128/00; Y10S128/91; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/8593; Y10T137/87249
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
96 words
A VACUUM PULL REGULATING VALVE, COMPRISING: A TUBULAR HOUSING HAVING OPPOSITE OPEN ENDS, ONE OF WHICH IS ADAPTED TO BE CONNECTED TO A SOURCE OF PRESSURE, SAID TUBULAR HOUSING HAVING DIAMETRICALLY OPPOSED OPENINGS IN ITS WALL INTERMEDIATE ITS ENDS; A VALVE CAGE WITHIN ONE SAID WALL OPENING, SAID VALVE CAGE PROJECTING INTO SAID HOUSING AND HAVING A VALVE SEAT ADJACENT ITS INNERMOST END; A BALL VALVE WITHIN SAID VALVE CAGE, A PORTION OF SAID BALL VALVE PROJECTING THROUGH SAID VALVE SEAT WHEN SAID BALL VALVE IS SEATED; A TUBE CONNECTED AT ONE END TO SAID TUBULAR
References Cited (Backward Citations)
US2210555A
Cited
FR1069442A
Cited
US2895676A
Cited
CH356421A
Cited
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Cited
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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) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |