Patent US2788798A successfully refreshed from Google Patents.
US2788798A
Expired / Lapsed
US
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Gas pressure regulator
Assignee: Mueller Co
•
Filing: 1952-12-24
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Granted: 1957-04-16
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Expires: 1972-12-24
Abstract
No abstract record available.
Inventors
- 👤 Frank H Mueller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:47
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/06; G05D16/063; G05D16/0675; G05D16/0694; Y; Y10; Y10T; Y10T137/00; Y10T137/598; Y10T137/6184; Y10T137/6188; Y10T137/6195; Y10T137/7722; Y10T137/7723; Y10T137/7754; Y10T137/7781; Y10T137/7793; Y10T137/7809
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US513649A
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US1931386A
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US2011764A
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US2351047A
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US2628454A
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US2577480A
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US2557187A
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US2581071A
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US2616659A
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US2619983A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-15 | 1960-10-15 | 1961-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-15 | 1964-10-15 | 1965-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-15 | 1968-10-15 | 1969-04-16 | $7700.00 | Window Closed / Lapsed |