US5135797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Decorative film for a rubber article
Assignee: 3M Co
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Filing: 1991-05-15
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Granted: 1992-08-04
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Expires: 2011-05-15
Abstract
Abstract A decorative film which is capable of being fused to an ethylene-propylene diene monomer. The film comprises a substrate formed from an ethylene/acrylic acid copolymer or an ethylene/ethyl acrylate copolymer and a synthetic resin elastomer film decoratable layer which is bonded to the substrate by an adhesive.
Inventors
- 👤 Makoto Sasaki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:24
CPC Classifications
B; B32; B32B; B32B27/00; B32B27/32; B32B25/00; B32B25/04; B32B25/08; B32B15/00; B32B15/04; B32B15/06; B32B7/00; B32B7/04; B32B7/12; B32B2307/00; B32B2307/40; B32B2307/402; B32B2451/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24851; Y10T428/31504; Y10T428/31507; Y10T428/31551; Y10T428/31554; Y10T428/31573; Y10T428/31576; Y10T428/31587; Y10T428/31605; Y10T428/31678; Y10T428/31692; Y10T428/31696; Y10T428/31699; Y10T428/31721; Y10T428/31725; Y10T428/31826; Y10T428/31833; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31909; Y10T428/31913; Y10T428/31917; Y10T428/31924
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
86 words
A decorative film which is capable of being fused to an ethylene-propylene diene monomer said film comprising: (a) a substrate layer formed from a material selected from the group consisting of ethylene/acrylic acid copolymers and ethylene/ethyl acrylate copolymers; (b) a decoratable layer formed from a synthetic resin elastomer film, said decoratable layer having an ultimate elongtion of at least about 20% and an elastic limit of at least about 5%; and (c) a layer of an adhesive which bonds said decoratable layer to said substrate layer.
Claim 2
Dependent Claim
86 words
A decorative film which is capable of being fused to an ethylene-propylene diene monomer said film comprising: (a) a substrate layer formed from a material selected from the group consisting of ethylene/acrylic acid copolymers and ethylene/ethyl acrylate copolymers; (b) a decoratable layer formed from a synthetic resin elastomer film, said decoratable layer having an ultimate elongtion of at least about 20% and an elastic limit of at least about 5%; and (c) a layer of an adhesive which bonds said decoratable layer to said substrate layer.
Claim 3
Dependent Claim
30 words
A decorative film according to claim 1 wherein said ethylene/acrylic acid copolymer comprises from about 80% to about 98% ethylene and, correspondingly, from about 20% to about 2% acrylic acid.
Claim 4
Dependent Claim
30 words
A decorative film according to claim 1 wherein said ethylene/ethyl acrylate copolymer comprises from about 80% to about 98% ethylene and, correspondingly, from about 20% to about 2% ethyl acrylate.
Claim 5
Dependent Claim
22 words
A decorative film according to claim 1 wherein said substrate layer has a fusing point in the range of approximately 190°-230° C.
Claim 6
Dependent Claim
30 words
A decorative film according to claim 1 wherein said synthetic resin elastomer film is formed from a material selected from the group consisting of ionomer resins, fluorine-containing resins and polyurethanes.
Claim 7
Dependent Claim
22 words
A decorative film according to claim 1 wherein said adhesive is selected from the group consisting of polyurethane adhesives and rubber adhesives.
Claim 8
Dependent Claim
17 words
A decorative film according to claim 1 and further comprising a protective layer on said decoratable layer.
Claim 9
Dependent Claim
37 words
A decorative film according to claim 7 wherein said protective layer is formed from a material selected from the group consisting of polyester, polycarbonate, triacetyl cellulose, polyamide, polyimide, polyvinyl chloride, polytetrafluoroethylene, cellophane, parchment paper, and condenser paper.
Claim 10
Dependent Claim
18 words
A decorative film according to claim 1 and further comprising a layer of metal on said decoratable layer.
Claim 11
Dependent Claim
28 words
A decorative film according to claim 9 wherein said metal layer is formed from a material selected from the group consisting of aluminum, chromium, nickel and alloys thereof.
Claim 12
Dependent Claim
13 words
A decorative film according to claim 1 wherein said decoratable layer is colored.
Claim 13
Dependent Claim
16 words
A decorative film according to claim 1 wherein said decoratable layer has a pattern formed thereon.
Claim 14
Dependent Claim
20 words
An article comprising an ethylene-propylene diene monomer base and a decorative film according to claim 1 fused to said base.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-08-04 | 1996-02-03 | 1996-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-08-04 | 2000-02-03 | 2000-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-08-04 | 2004-02-03 | 2004-08-04 | $7700.00 | Window Closed / Lapsed |