US2790583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotatable valve for containers
Assignee: Individual
•
Filing: 1952-01-11
•
Granted: 1957-04-30
•
Expires: 1972-01-11
Abstract
No abstract record available.
Inventors
- 👤 Edward R Kolenda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:15
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/20; B65D47/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1630555A
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US1726642A
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US1882180A
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US1967797A
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US2126815A
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US2005029A
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US2032776A
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US2014066A
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US2209050A
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US2153245A
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US2547116A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-29 | 1960-10-29 | 1961-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-29 | 1964-10-29 | 1965-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-29 | 1968-10-29 | 1969-04-30 | $7700.00 | Window Closed / Lapsed |