US2640498A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diaphragm actuated balanced gate type pressure regulator
Assignee: JORDAN REGULATOR Corp
•
Filing: 1949-10-19
•
Granted: 1953-06-02
•
Expires: 1969-10-19
Abstract
No abstract record available.
Inventors
- 👤 Harry G Bissell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:10
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/06; G05D16/063; G05D16/0644; G05D16/0655; G05D16/0658; G05D16/0675; G05D16/0683; G05D16/0686; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7801; Y10T137/7831; Y10T137/8593; Y10T137/86493; Y10T137/86718; Y10T137/86759
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US352382A
Cited
US987215A
Cited
US1790168A
Cited
US1753536A
Cited
US1918602A
Cited
US1926069A
Cited
US2212210A
Cited
US1986600A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-01 | 1956-12-01 | 1957-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-01 | 1960-12-01 | 1961-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-01 | 1964-12-01 | 1965-06-02 | $7700.00 | Window Closed / Lapsed |