US2670106A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multipurpose pressurized container valve
Assignee: OIL EQUIPMENT LAB Inc
•
Filing: 1950-10-12
•
Granted: 1954-02-23
•
Expires: 1970-10-12
Abstract
No abstract record available.
Inventors
- 👤 John E Ayres
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:09
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/44; B65D83/16; B65D83/162
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1800156A
Cited
US1892750A
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US2165684A
Cited
US2199947A
Cited
US2372392A
Cited
US2514030A
Cited
US2550840A
Cited
US2548750A
Cited
US2562111A
Cited
US2565050A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-22 | 1957-08-24 | 1958-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-22 | 1961-08-24 | 1962-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-22 | 1965-08-24 | 1966-02-23 | $7700.00 | Window Closed / Lapsed |