US2605708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid ejector system and valve therefor
Assignee: G WILLARD PHILLIPS
•
Filing: 1947-07-09
•
Granted: 1952-08-05
•
Expires: 1967-07-09
Abstract
No abstract record available.
Inventors
- 👤 George F Smedes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:53
CPC Classifications
F; F23; F23K; F23K5/00; F23K5/02; F23K5/08; F23K5/10; F23K5/04; F23K5/14; F23K5/18
Claims Analysis
Total Claims: 0
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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) | 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 |