US2697546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container incorporating nonfibrous films
Assignee: Bergstein Packaging Trust
•
Filing: 1948-06-09
•
Granted: 1954-12-21
•
Expires: 1968-06-09
Abstract
No abstract record available.
Inventors
- 👤 Robert M Bergstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:43
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/62; B65D5/4204; Y; Y10; Y10S; Y10S229/00; Y10S229/922; Y10S229/923
Claims Analysis
Total Claims: 0
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US2284604A
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US2290104A
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US2414763A
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US2502481A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-20 | 1958-06-21 | 1958-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-20 | 1962-06-21 | 1962-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-20 | 1966-06-21 | 1966-12-21 | $7700.00 | Window Closed / Lapsed |