Patent US2350912A successfully refreshed from Google Patents.
US973211A
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Valve mechanism for air-compressors.
Assignee: REYNOLDS ICE MACHINE Co
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Filing: 1907-03-25
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Granted: 1910-10-18
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Expires: 1927-03-25
Abstract
No abstract record available.
Inventors
- 👤 George H Reynolds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:04
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/02; F16K15/06; F16K15/067; F16K15/063; F16K47/00; F16K47/01; F16K47/011; F16K47/0111; F16K2200/00; F16K2200/30; F16K2200/302; Y; Y10; Y10T; Y10T137/00; Y10T137/7504; Y10T137/7722; Y10T137/7837; Y10T137/785; Y10T137/7852; Y10T137/7904; Y10T137/7922; Y10T137/7929
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) | 1913-10-17 | 1914-04-18 | 1914-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-10-17 | 1918-04-18 | 1918-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-10-17 | 1922-04-18 | 1922-10-18 | $7700.00 | Window Closed / Lapsed |