US3669692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water and oxygen impermeable comminuted meat product casing
Assignee: Continental Group Inc
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Filing: 1969-06-30
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Granted: 1972-06-13
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Expires: 1989-06-30
Abstract
Abstract A CASING SUITABLE FOR THE ENCASING, PROCESSING, AND STORAGE OF PRODUCTS, SUCH AS COMMINUTED MEAT PRODUCTS REQUIRING LOW OXYGEN AND MOISTURE PERMEABILITY COMPRISES A BASE FOIL MEMBER COMPRISING METAL FOIL, THE BASE FOIL MEMBER BEING COATED ON OPPOSITE SIDES WITH A CONTINUOUS LAYER OF A THERMOPLASTIC, AT LEAST ONE LAYER OF WHICH THERMOPLASTIC IS HEAT SEALABLE, AND FOLDED AND FORMED INTO A CONTINUOUS TUBE HAVING AN ADHERENT, STRETCH-RESISTANT, LONGITUDINALLY EXTENDING SEAM FORMED BY HEAT SEALING THE THERMOPLASTIC LAYERS AT SAID SEAM.
Inventors
- 👤 Albin F Turbak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:47
CPC Classifications
B; B32; B32B; B32B15/00; B32B15/04; B32B15/08; B32B1/00; B32B1/08; B32B15/12; B32B15/14; B32B27/00; B32B27/06; B32B27/08; B65; B65D; B65D75/00; B65D75/26; B32B2307/00; B32B2307/70; B32B2307/724; B32B2307/7242; B32B2307/7244; B32B2307/7246; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964
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) | 1975-06-13 | 1975-12-13 | 1976-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-13 | 1979-12-13 | 1980-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-13 | 1983-12-13 | 1984-06-13 | $7700.00 | Window Closed / Lapsed |