Patent US1349443A successfully refreshed from Google Patents.
US1349443A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reducing-valve
Assignee: Individual
•
Filing: 1918-02-02
•
Granted: 1920-08-10
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Expires: 1938-02-02
Abstract
No abstract record available.
Inventors
- 👤 Reuben C Stokes
- 👤 Joshua C Conrad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:44
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/10; Y; Y10; Y10T; Y10T137/00; Y10T137/7069; Y10T137/7722; Y10T137/7723; Y10T137/7731; Y10T137/7732; Y10T137/7781; Y10T137/7782; Y10T137/7793; Y10T137/7822; Y10T137/7823
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1923-08-10 | 1924-02-09 | 1924-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-08-10 | 1928-02-09 | 1928-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-08-10 | 1932-02-09 | 1932-08-10 | $7700.00 | Window Closed / Lapsed |