US2605785A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve means for controlling liquids and gases
Assignee: Individual
•
Filing: 1948-06-10
•
Granted: 1952-08-05
•
Expires: 1968-06-10
Abstract
No abstract record available.
Inventors
- 👤 Raymond H Ellsworth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:55
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/10; F16K11/20; F16K11/24; F16K31/00; F16K31/02; F16K31/06; F16K31/10; F25; F25B; F25B41/00; F25B41/20; F25B2600/00; F25B2600/25; F25B2600/2515; F25B41/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US802945A
Cited
US822673A
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US1028657A
Cited
US1235980A
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US1640537A
Cited
US1819452A
Cited
US1914181A
Cited
US2404349A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-05 | 1956-02-04 | 1956-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-05 | 1960-02-04 | 1960-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-05 | 1964-02-04 | 1964-08-05 | $7700.00 | Window Closed / Lapsed |