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Patent US2528008A successfully refreshed from Google Patents.
US2528008A
Expired / Lapsed
US
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Food products and method of making same
Assignee: Individual
•
Filing: 1948-12-17
•
Granted: 1950-10-31
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Expires: 1968-12-17
Abstract
No abstract record available.
Inventors
- 👤 Vine Louis La
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:23
CPC Classifications
A; A23; A23B; A23B4/00; A23B4/10; A23B2/00; A23B2/70; A23B2/725; A23B2/788; A23B4/06; A23B4/08; A23B7/00; A23B7/04; A23B7/05; A23B7/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A METHOD OF PRESERVING FOOD, CONSISTING IN COATING THE FOOD WITH A SOLUTION OF CALCIUM POLYSULFIDE, AND THEN REFRIGERATING THE SAME.
Claim 2
Independent Claim
21 words
A METHOD OF PRESERVING FOOD, CONSISTING IN COATING THE FOOD WITH A SOLUTION OF CALCIUM POLYSULFIDE, AND THEN REFRIGERATING THE SAME.
References Cited (Backward Citations)
US2419877A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-30 | 1954-05-01 | 1954-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-30 | 1958-05-01 | 1958-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-30 | 1962-05-01 | 1962-10-31 | $7700.00 | Window Closed / Lapsed |