Patent US2532690A successfully refreshed from Google Patents.
US2532690A
Expired / Lapsed
US
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Apertured cap for collapsible tube, having friction-biased reciprocable closure for the aperture
Assignee: Individual
•
Filing: 1946-06-17
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Granted: 1950-12-05
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Expires: 1966-06-17
Abstract
No abstract record available.
Inventors
- 👤 Jay V Zimmerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:41
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/20; B65D47/26; B65D47/28; B65D47/286
Claims Analysis
Total Claims: 0
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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) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |