Patent US3035608A successfully refreshed from Google Patents.
US3035608A
Expired / Lapsed
US
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Gas pressure regulator with semibalanced inner valve member
Assignee: General Controls Co
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Filing: 1958-09-08
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Granted: 1962-05-22
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Expires: 1978-09-08
Abstract
No abstract record available.
Inventors
- 👤 William A Ray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:31
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/06; G05D16/063; G05D16/0644; G05D16/0655; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7801; Y10T137/7822; Y10T137/7823; Y10T137/7825; Y10T137/8593; Y10T137/86493; Y10T137/86718; Y10T137/86759; Y10T137/86767; Y10T137/86783
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US965999A
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US1231293A
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US2091051A
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FR1060865A
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US2752941A
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US2731036A
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US2786487A
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US2737979A
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US2853268A
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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) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |