US2671578A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure can having a flexible material holding bag therein
Assignee: Individual
•
Filing: 1950-06-20
•
Granted: 1954-03-09
•
Expires: 1970-06-20
Abstract
No abstract record available.
Inventors
- 👤 Douglas M Mcbean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:31
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/60; B65D83/62; B65D2231/00; B65D2231/001; B65D2231/004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2465023A
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US745876A
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US1086532A
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US1207393A
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US1751129A
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US1996792A
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US2105160A
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US2324648A
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US2439053A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-08 | 1957-09-07 | 1958-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-08 | 1961-09-07 | 1962-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-08 | 1965-09-07 | 1966-03-09 | $7700.00 | Window Closed / Lapsed |