US2461879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container
Assignee: ALPAK
•
Filing: 1947-10-29
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Granted: 1949-02-15
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Expires: 1967-10-29
Abstract
No abstract record available.
Inventors
- 👤 Walton B Crane
- 👤 Jr William B Crane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:28
CPC Classifications
B; B65; B65D; B65D71/00; B65D71/0003; B65D71/0022; B65D71/0025; B65D5/00; B65D5/42; B65D5/44; B65D5/46; B65D5/46008; B65D5/46048; B65D2571/00; B65D2571/00123; B65D2571/00333; B65D2571/00339; B65D2571/00345; B65D2571/00358; B65D2571/00432; B65D2571/00493; B65D2571/00648; B65D2571/00654; B65D2571/0066; B65D2571/00709; B65D2571/00722; B65D2571/00753; B65D2571/00783
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) | 1952-02-15 | 1952-08-16 | 1953-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-15 | 1956-08-16 | 1957-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-15 | 1960-08-16 | 1961-02-15 | $7700.00 | Window Closed / Lapsed |