Patent US2397028A successfully refreshed from Google Patents.
US2736656A
Expired / Lapsed
US
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Method of packaging
Assignee: KRAFT FOODS Co
•
Filing: 1952-02-11
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Granted: 1956-02-28
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Expires: 1972-02-11
Abstract
No abstract record available.
Inventors
- 👤 John M Marshall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:15
CPC Classifications
B; B65; B65B; B65B9/00; B65B9/02; B65B9/04; B65B9/042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1689018A
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US1995712A
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US2155445A
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US2276744A
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US2530306A
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US2452218A
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US2513852A
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US2553513A
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US2527919A
Cited
US2649392A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-27 | 1959-08-29 | 1960-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-27 | 1963-08-29 | 1964-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-27 | 1967-08-29 | 1968-02-28 | $7700.00 | Window Closed / Lapsed |