Patent US3867973A successfully refreshed from Google Patents.
Patent US3660152A successfully refreshed from Google Patents.
US3660152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated woven materials
Assignee: Imperial Chemical Industries Ltd
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Filing: 1970-05-21
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Granted: 1972-05-02
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Expires: 1990-05-21
Abstract
Abstract A woven web of tapes made from a blend of from 50 to 90 percent of a crystalline polyolefine and from 10 to 50 percent of another polyolefine coated with a polyolefine based coating composition.
Inventors
- 👤 Michael Lakin Cooper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:47
CPC Classifications
D; D06; D06N; D06N3/00; D06N3/04; D06N3/045; B; B32; B32B; B32B27/00; D03; D03D; D03D25/00; D06N2201/00; D06N2201/02; D06N2201/0254; D06N2201/12; D06N2209/00; D06N2209/12; D06N2209/121; D06N2209/125; D06N2209/126; D06N2209/128; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31909; Y10T428/31913; Y10T442/00; Y10T442/30; Y10T442/3033; Y10T442/3041; Y10T442/3146
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
24 words
A laminated web according to claim 1 in which the polyethylene in the blend from which the tapes are made is a crystalline polyethylene.
Claim 2
Dependent Claim
18 words
A laminated web according to claim 1 in which the coating composition also contains a copolymer of ethylene.
Claim 3
Dependent Claim
17 words
A laminated web according to claim 1 in which the tapes which are interwoven are uniaxially oriented.
Claim 4
Dependent Claim
16 words
A laminated web as in claim 1 wherein the blend contains 10-30 percent by weight polyethylene.
References Cited (Backward Citations)
US2683138A
Cited
US3036987A
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US2983704A
Cited
US3200173A
Cited
US3176052A
Cited
US3218224A
Cited
US3445055A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-02 | 1975-11-01 | 1976-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-02 | 1979-11-01 | 1980-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-02 | 1983-11-01 | 1984-05-02 | $7700.00 | Window Closed / Lapsed |