Patent US3995087A successfully refreshed from Google Patents.
US3995087A
Expired / Lapsed
US
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Laminate for forming tear-resistant labels
Assignee: Morgan Adhesives Co
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Filing: 1975-06-23
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Granted: 1976-11-30
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Expires: 1995-06-23
Abstract
Abstract The laminate comprises a foamed polypropylene top layer adapted to have printed data applied thereon, a releasable backing layer, and a center layer of a tear resistant polyester film or biaxially oriented polypropylene film bonded on opposite faces thereof to the top and backing layers.
Inventors
- 👤 Dirk J. Desanzo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:24
CPC Classifications
B; B32; B32B; B32B27/00; B32B27/06; B32B27/08; B32B27/065; B32B27/32; B32B27/36; G; G09; G09F; G09F3/00; G09F3/02; B32B2266/00; B32B2266/02; B32B2266/0214; B32B2266/025; B32B2307/00; B32B2307/50; B32B2307/514; B32B2307/518; B32B2307/582; B32B2307/5825; B32B2367/00; B32B2519/00; G09F2003/023; G09F2003/0238; Y; Y10; Y10S; Y10S428/00; Y10S428/91; Y10T; Y10T428/00; Y10T428/14; Y10T428/1452; Y10T428/24; Y10T428/24942; Y10T428/2495; Y10T428/24967; Y10T428/24975; Y10T428/249921; Y10T428/249953; Y10T428/249982; Y10T428/28; Y10T428/2848; Y10T428/31504; Y10T428/31786; Y10T428/31855; Y10T428/31909; Y10T428/31913
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
63 words
A laminate for use in forming tear-resistant labels comprising a foamed polypropylene top layer adapted to have printed data applied to its face surface, a releasable backing layer, a center layer of a tear-resistant polyester film or biaxially oriented polypropylene film, and layers of pressure sensitive adhesive bonding opposite surfaces of said center layer to said top layer or to said backing layer.
Claim 2
Dependent Claim
63 words
A laminate for use in forming tear-resistant labels comprising a foamed polypropylene top layer adapted to have printed data applied to its face surface, a releasable backing layer, a center layer of a tear-resistant polyester film or biaxially oriented polypropylene film, and layers of pressure sensitive adhesive bonding opposite surfaces of said center layer to said top layer or to said backing layer.
Claim 3
Dependent Claim
15 words
A laminate as in claim 1 where said center layer is made from polyethylene terephthalate.
Claim 4
Dependent Claim
15 words
A laminate as in claim 1 where said center layer film comprises biaxially oriented polypropylene.
References Cited (Backward Citations)
US3173826A
Cited
US3503842A
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US3467569A
Cited
US3509991A
Cited
US3600267A
Cited
US3682764A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-11-30 | 1980-05-31 | 1980-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-11-30 | 1984-05-31 | 1984-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-11-30 | 1988-05-31 | 1988-11-30 | $7700.00 | Window Closed / Lapsed |