Patent US2982074A successfully refreshed from Google Patents.
US2982074A
Expired / Lapsed
US
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Closing and sealing mechanism
Assignee: BENJAMIN R PETERSON JR
•
Filing: 1957-08-13
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Granted: 1961-05-02
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Expires: 1977-08-13
Abstract
No abstract record available.
Inventors
- 👤 Thomas B Shiu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:47
CPC Classifications
B; B65; B65D; B65D3/00; B65D3/02; B65D3/06; B65B; B65B51/00; B65B51/10; B65B51/14; B65D85/00; B65D85/70; B65D85/72; B65D85/78
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2732988A
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US1875979A
Cited
US2011198A
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US2518970A
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US2615113A
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US2552094A
Cited
US2608333A
Cited
US2751965A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |