Patent US4875594A successfully refreshed from Google Patents.
US665083A
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Valve.
Assignee: de la VERGNE REFRIGERATING MACHINE Co
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Filing: 1899-09-29
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Granted: 1901-01-01
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Expires: 1919-09-29
Abstract
No abstract record available.
Inventors
- 👤 Edward N Friedmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:21
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/32; F16K1/34; F16K1/36; F16K1/38; Y; Y10; Y10S; Y10S137/00; Y10S137/903; Y10S251/00; Y10S251/903
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) | 1904-01-01 | 1904-07-02 | 1905-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-01-01 | 1908-07-02 | 1909-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-01-01 | 1912-07-02 | 1913-01-01 | $7700.00 | Window Closed / Lapsed |