US2696934A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container valve means
Assignee: Individual
•
Filing: 1950-04-18
•
Granted: 1954-12-14
•
Expires: 1970-04-18
Abstract
No abstract record available.
Inventors
- 👤 Oscar L Ashton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:33
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/44; B65D83/48; B65D83/16; B65D83/162; B65D83/164
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US116433A
Cited
US529221A
Cited
US2210206A
Cited
US2376404A
Cited
US2506449A
Cited
US2582262A
Cited
US2615597A
Cited
US2577245A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-13 | 1958-06-14 | 1958-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-13 | 1962-06-14 | 1962-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-13 | 1966-06-14 | 1966-12-14 | $7700.00 | Window Closed / Lapsed |