US697680A
Expired / Lapsed
US
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Valve.
Assignee: SINGER AUTOMATIC ICE MACHINE Co
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Filing: 1901-05-01
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Granted: 1902-04-15
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Expires: 1921-05-01
Abstract
No abstract record available.
Inventors
- 👤 William F Singer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:15
CPC Classifications
F; F16; F16K; F16K17/00; F16K17/02; F16K17/04; F16K17/08; F16K17/085; Y; Y10; Y10S; Y10S261/00; Y10S261/37; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7805; Y10T137/7835; Y10T137/7836
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) | 1905-04-14 | 1905-10-14 | 1906-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-04-14 | 1909-10-14 | 1910-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-04-14 | 1913-10-14 | 1914-04-15 | $7700.00 | Window Closed / Lapsed |