US4056646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flocked foamed latex sheet
Assignee: Union Carbide Corp
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Filing: 1975-05-16
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Granted: 1977-11-01
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Expires: 1995-05-16
Abstract
Abstract A soft, pliable, fiber-reinforced surface flock foamed latex sheet comprising a fibrous sheet or scrim base material, a foamed latex and a flocking in which the foam latex comprises up to about 98 weight percent of the foamed latex sheet.
Inventors
- 👤 Paul Marlin Westfall
- 👤 Howard Mayfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:27
CPC Classifications
B; B32; B32B; B32B5/00; B32B5/22; B32B5/24; B32B5/245; B29; B29C; B29C44/00; B29C44/02; B29C44/12; B29C44/34; B29C44/56; B29C44/5627; D; D06; D06N; D06N3/00; D06N3/0056; D06N3/0061; D06N7/00; D06N7/0097; B29K; B29K2105/00; B29K2105/06; B32B38/00; B32B38/0012; B32B2038/0024; B32B2266/00; B32B2266/02; B32B2266/0214; B32B2266/0242; D06N2205/00; D06N2205/02; D06N2205/023; D06N2205/04; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23943; Y10T428/23979; Y10T428/24; Y10T428/24942; Y10T428/249921; Y10T428/249953
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
82 words
A soft, pliable, fiber reinforced, surface flocked, foamed latex sheet, said foamed latex sheet comprising a fibrous sheet or scrim base material weighing from 0.15 to 5 ounces per square yard, on at least one side of said base material a foamed latex, and on the exterior surface of said foamed latex a flock; wherein the foamed latex comprises from about 0.5 to about 8 ounces per square yard and the flock comprises from about 0.25 to 4 ounces per square yard.
Claim 2
Dependent Claim
82 words
A soft, pliable, fiber reinforced, surface flocked, foamed latex sheet, said foamed latex sheet comprising a fibrous sheet or scrim base material weighing from 0.15 to 5 ounces per square yard, on at least one side of said base material a foamed latex, and on the exterior surface of said foamed latex a flock; wherein the foamed latex comprises from about 0.5 to about 8 ounces per square yard and the flock comprises from about 0.25 to 4 ounces per square yard.
Claim 3
Dependent Claim
16 words
A foamed latex sheet as claimed in claim 1, wherein the foamed latex has been crushed.
Claim 4
Dependent Claim
46 words
A foamed latex sheet as claimed in claim 1, wherein the base material weighs from 0.25 to 2 ounces per square yard, its foamed latex weighs from 1 to 6 ounces per square yard and the flock weighs from 0.4 to 1.5 ounces per square yard.
Claim 5
Dependent Claim
16 words
A foamed latex as claimed in claim 1, wherein the foamed latex is an acrylic latex.
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) | 1980-10-31 | 1981-05-02 | 1981-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-10-31 | 1985-05-02 | 1985-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-10-31 | 1989-05-02 | 1989-11-01 | $7700.00 | Window Closed / Lapsed |