Patent US3189505A successfully refreshed from Google Patents.
US3189505A
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Method and apparatus for forming a package
Assignee: Oscar Mayer Foods Corp
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Filing: 1956-12-24
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Granted: 1965-06-15
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Expires: 1976-12-24
Abstract
No abstract record available.
Inventors
- 👤 Edward C Sloan
- 👤 Augustus H Eberman
- 👤 Hans A Jensen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:46
CPC Classifications
B; B65; B65B; B65B9/00; B65B9/02; B65B9/04; B29; B29B; B29B13/00; B29B13/02; B29B13/023; B29C; B29C48/00; B29C48/03; B29C48/07; B29C48/08; B29C49/00; B29C49/02; B29C49/06905; B29C49/0691; B29C51/00; B29C51/18; B29C51/20; B29C51/24; B29C71/00; B29C71/0063; B29C71/02; B29K; B29K2027/00; B29K2027/08; B29K2995/00; B29K2995/0037; B29K2995/0041; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1734
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A METHOD OF PACKAGING INCLUDING EXTRUDING SPACED SHEETS OF POLYVINYLIDENE CHLORIDE FILM, IMMEDIATELY SUPERCOOLING SAID SHEETS TO RETARD CRYSTALLIZATION OF SAID FILM, INSERTING A PRODUCT BETWEEN SAID SHEETS, CONTACTING PORTIONS OF SAID SHEETS TO COMPLETELY ENCLOSE SAID PRODUCT,
Claim 2
Independent Claim
38 words
A METHOD OF PACKAGING INCLUDING EXTRUDING SPACED SHEETS OF POLYVINYLIDENE CHLORIDE FILM, IMMEDIATELY SUPERCOOLING SAID SHEETS TO RETARD CRYSTALLIZATION OF SAID FILM, INSERTING A PRODUCT BETWEEN SAID SHEETS, CONTACTING PORTIONS OF SAID SHEETS TO COMPLETELY ENCLOSE SAID PRODUCT,
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-14 | 1968-12-14 | 1969-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-14 | 1972-12-14 | 1973-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-14 | 1976-12-14 | 1977-06-15 | $7700.00 | Window Closed / Lapsed |