Patent US4130685A successfully refreshed from Google Patents.
US4130685A
Expired / Lapsed
US
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Cork wall covering
Assignee: Individual
•
Filing: 1974-09-20
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Granted: 1978-12-19
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Expires: 1994-09-20
Abstract
Abstract A cork wall covering including a sheet of cork sandwiched between and adhesively secured to a backing material on one side and a polymerized vinyl resin material on the opposite or facing side.
Inventors
- 👤 John A. Tarullo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:43
CPC Classifications
B; B32; B32B; B32B9/00; B32B9/02; B32B9/04; B32B9/047; B32B27/00; B32B27/30; B32B27/304; B32B7/00; B32B7/04; B32B7/12; B32B9/045; B32B9/06; C; C09; C09J; C09J5/00; C09J5/06; E; E04; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/0875; B32B2309/00; B32B2309/08; B32B2309/10; B32B2309/105; B32B2607/00; B32B2607/02; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249962; Y10T428/249964; Y10T428/249965; Y10T428/249987; Y10T428/249991; Y10T428/249992; Y10T428/26; Y10T428/269; Y10T428/31504; Y10T428/31511; Y10T428/31551; Y10T428/31573; Y10T428/31576; Y10T428/3158; Y10T428/31591; Y10T428/3167; Y10T428/31786; Y10T428/3179; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31909; Y10T428/31928; Y10T428/31971; Y10T428/31993; Y10T428/4935; Y10T428/662; Y10T442/00; Y10T442/30; Y10T442/3854; Y10T442/387; Y10T442/3927
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
97 words
A cork wall covering comprising a sheet of cork material of from about 0.006 to 0.040 inches in thickness adhesively secured to one side to a backing material of from about 0.005 to 0.008 inches in thickness by a first adhesive and having on the opposite side thereof a facing material of from about 0.005 to 0.010 inches in thickness adhesively secured thereto with a second adhesive, said backing material being cloth or paper, said facing material being a vinyl film, said first adhesive being a thermoplastic adhesive and said second adhesive being a cured polyester resin.
Claim 2
Dependent Claim
97 words
A cork wall covering comprising a sheet of cork material of from about 0.006 to 0.040 inches in thickness adhesively secured to one side to a backing material of from about 0.005 to 0.008 inches in thickness by a first adhesive and having on the opposite side thereof a facing material of from about 0.005 to 0.010 inches in thickness adhesively secured thereto with a second adhesive, said backing material being cloth or paper, said facing material being a vinyl film, said first adhesive being a thermoplastic adhesive and said second adhesive being a cured polyester resin.
Claim 3
Dependent Claim
14 words
The cork wall covering of claim 1 wherein said thermoplastic adhesive is polyvinyl acetate.
Claim 4
Dependent Claim
20 words
The cork wall covering of claim 1 wherein said cured polyester resin includes an epoxy resin as a curing agent.
Claim 5
Dependent Claim
19 words
The cork wall covering of claim 1 wherein said cured polyester resin includes a poly-isocyanate as a curing agent.
Claim 6
Dependent Claim
31 words
The cork wall covering of claim 1 wherein said facing material is a polymerized vinyl film selected from the group consisting vinylchloride-vinyl acetate copolymers, polylower-alkyl acrylates, polylower-alkyl methacrylates, and copolymers thereof.
Claim 7
Dependent Claim
14 words
The cork wall covering of claim 1 wherein said facing material is polyvinyl chloride.
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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) | 1981-12-18 | 1982-06-19 | 1982-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-12-18 | 1986-06-19 | 1986-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-12-18 | 1990-06-19 | 1990-12-19 | $7700.00 | Window Closed / Lapsed |