US2494848A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of laminating flock coated vinyl resin sheet and resulting product
Assignee: BB Chemical Co
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Filing: 1946-06-21
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Granted: 1950-01-17
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Expires: 1966-06-21
Abstract
No abstract record available.
Inventors
- 👤 Rudolph F Whitelegg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:39
CPC Classifications
B; B32; B32B; B32B27/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/1089; Y10T156/109; Y10T428/00; Y10T428/23907; Y10T428/23914; Y10T428/23943; Y10T428/23979; Y10T428/23993
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
154 words
AS AN ARTICLE OF MANUFACTURE, A SHEET OF COPOLYMERIZED VINYL CHLORIDE AND VINYL ACETATE COMPRISING FROM ABOUT 80% TO ABOUT 95% OF VINYL CHLORIDE, A FILM OF AN ADHESIVE ON SAID SHEET, SAID ADHESIVE COMPRISING COPOLYMERIZED BUTADIENE AND ACRYLONITRILE, THE COPOLYMER COMPRISING SUBSTANTIALLY 25% BY WEIGHT OF ACRYLONITRITE BASED ON THE WEIGHT OF THE BUTADINE, SHORT SEPARATE FIBERS FROM THE GROUP CONSISTING OF RAYON AND COTTON FIBERS OF FROM ABOUT 0.5 TO ABOUT 1.5 MM. IN LENGTH ADHERED TO SAID BUTADIENE-ACRYLONITRILE ADHESIVE, BUT HAVING PORTIONS OF THEIR LENGTHS PROJECTING CLEAR OF SAID FILM, A BASE AND A LAYER OF ADHESIVE ON SAID BASE, SAID PROJECTING PORTIONS OF THE FIBERS BEING AT LEAST PARTIALLY EMBEDDED IN THE LAYER OF ADHESIVE, THE LAYER OF ADHESIVE ON THE BASE BEING SUBSTANTIALLY SEPARATE FROM THE FILM OF ADHESIVE ON THE SHEET AND THE FIBERS SERVING AS SUBSTANTIALLY THE SOLE LINK HOLDING THE LAYERS OF ADHESIVE IN FIXED RELATION.
References Cited (Backward Citations)
US2176837A
Cited
US2261264A
Cited
US2275989A
Cited
US2290238A
Cited
US2377867A
Cited
US2323562A
Cited
US2428654A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-16 | 1953-07-18 | 1954-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-16 | 1957-07-18 | 1958-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-16 | 1961-07-18 | 1962-01-17 | $7700.00 | Window Closed / Lapsed |