Patent US2991903A successfully refreshed from Google Patents.
US2991903A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Canister or humidor top for closed and opened sealed container
Assignee: LEGAR Inc
•
Filing: 1958-05-15
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Granted: 1961-07-11
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Expires: 1978-05-15
Abstract
No abstract record available.
Inventors
- 👤 Weiss James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:03
CPC Classifications
A; A24; A24F; A24F25/00; A24F25/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2058468A
Cited
US2536044A
Cited
US2680048A
Cited
US2840124A
Cited
GB757918A
Cited
US2913140A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-10 | 1965-01-09 | 1965-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-10 | 1969-01-09 | 1969-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-10 | 1973-01-09 | 1973-07-11 | $7700.00 | Window Closed / Lapsed |