US2704172A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing valves for gas pressure containers
Assignee: REDDI WIP Inc
•
Filing: 1949-05-02
•
Granted: 1955-03-15
•
Expires: 1969-05-02
Abstract
No abstract record available.
Inventors
- 👤 Aaron S Lapin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:27
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/44; B65D83/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US670725A
Cited
US1597945A
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US1869049A
Cited
US2004018A
Cited
US2258395A
Cited
US2322213A
Cited
US2487434A
Cited
US2612293A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-14 | 1958-09-13 | 1959-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-14 | 1962-09-13 | 1963-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-14 | 1966-09-13 | 1967-03-15 | $7700.00 | Window Closed / Lapsed |