US3095897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Balanced valve and seal construction
Assignee: Union Carbide Corp
•
Filing: 1959-09-15
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Granted: 1963-07-02
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Expires: 1979-09-15
Abstract
No abstract record available.
Inventors
- 👤 Robert G Pennstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:32
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/06; G05D16/063; G05D16/0644; G05D16/0663; Y; Y10; Y10T; Y10T137/00; Y10T137/7504; Y10T137/7722; Y10T137/7758; Y10T137/7762; Y10T137/7769; Y10T137/777; Y10T137/7781; Y10T137/7793; Y10T137/7801
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
IN A PRESSURE REGULATOR COMPRISING A BODY HAVING A CAVITY THEREIN PROVIDED WITH AN INLET FOR FLUID UNDER PRESSURE TO BE REGULATED FLUID, A VALVE HAVHAVING AN OUTLET FOR PRESSURE-REGULTED FLUID, A VALVE HAVING A HEAD IN SAID SOCKET AND A STEM IN SID CAVITY A VALVE SEAT, A CAP SCREWED INTO SAID CAVITY HAVING A LARGER PROVEMENT WHICH COMPRISES AN ANNULAR RETAINER FOR SAID VALVE SEAT, A CAP SCREWED INTO SAID CAVITY HAVING A LARGER BORE SURROUNDING SAID RETAINER AND A SMALLER BORE WITH
Claim 2
Dependent Claim
85 words
IN A PRESSURE REGULATOR COMPRISING A BODY HAVING A CAVITY THEREIN PROVIDED WITH AN INLET FOR FLUID UNDER PRESSURE TO BE REGULATED FLUID, A VALVE HAVHAVING AN OUTLET FOR PRESSURE-REGULTED FLUID, A VALVE HAVING A HEAD IN SAID SOCKET AND A STEM IN SID CAVITY A VALVE SEAT, A CAP SCREWED INTO SAID CAVITY HAVING A LARGER PROVEMENT WHICH COMPRISES AN ANNULAR RETAINER FOR SAID VALVE SEAT, A CAP SCREWED INTO SAID CAVITY HAVING A LARGER BORE SURROUNDING SAID RETAINER AND A SMALLER BORE WITH
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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) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |