Patent US2074490A successfully refreshed from Google Patents.
US2074490A
Expired / Lapsed
US
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Tamperproof container
Assignee: Individual
•
Filing: 1934-06-09
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Granted: 1937-03-23
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Expires: 1954-06-09
Abstract
No abstract record available.
Inventors
- 👤 Schwartz Sol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:52
CPC Classifications
B; B65; B65D; B65D7/00; B65D7/02; B65D7/04; B65D25/00; B65D25/34; Y; Y10; Y10S; Y10S206/00; Y10S206/807; Y10S428/00; Y10S428/916; Y10T; Y10T428/00; Y10T428/13; Y10T428/1352; Y10T428/1355; Y10T428/1359
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1940-03-22 | 1940-09-21 | 1941-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-03-22 | 1944-09-21 | 1945-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-03-22 | 1948-09-21 | 1949-03-23 | $7700.00 | Window Closed / Lapsed |