Patent US2640639A successfully refreshed from Google Patents.
US2640639A
Expired / Lapsed
US
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System of can transfer
Assignee: HUNT FOODS Inc
•
Filing: 1948-11-20
•
Granted: 1953-06-02
•
Expires: 1968-11-20
Abstract
No abstract record available.
Inventors
- 👤 Garrett B Stryker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:25
CPC Classifications
A; A23; A23B; A23B2/00; A23B2/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE21288E
Cited
US1531440A
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US1996022A
Cited
US2108495A
Cited
US2206279A
Cited
US2252127A
Cited
US2344664A
Cited
US2498740A
Cited
US2540766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-01 | 1956-12-01 | 1957-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-01 | 1960-12-01 | 1961-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-01 | 1964-12-01 | 1965-06-02 | $7700.00 | Window Closed / Lapsed |