US2430697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve for spray guns
Assignee: Individual
•
Filing: 1943-04-21
•
Granted: 1947-11-11
•
Expires: 1963-04-21
Abstract
No abstract record available.
Inventors
- 👤 Allan John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:27
CPC Classifications
F; F16; F16K; F16K21/00; F16K21/04; B; B05; B05B; B05B12/00; B05B12/14; B05B12/1409; B05B7/00; B05B7/02; B05B7/12; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87571; Y10T137/87676; Y10T137/87684; Y10T137/87692
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2054136A
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Cited
US2177349A
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US2219982A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-11-10 | 1951-05-12 | 1951-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-11-10 | 1955-05-12 | 1955-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-11-10 | 1959-05-12 | 1959-11-11 | $7700.00 | Window Closed / Lapsed |