US3075863A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible laminates of polyvinyl chloride and method of making same
Assignee: Aerojet Rocketdyne Holdings Inc
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Filing: 1958-12-12
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Granted: 1963-01-29
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Expires: 1978-12-12
Abstract
No abstract record available.
Inventors
- 👤 Frey Horst Ernst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:05
CPC Classifications
B; B32; B32B; B32B27/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31906; Y10T428/31909; Y10T428/31928; Y10T442/00; Y10T442/30; Y10T442/3854; Y10T442/387; Y10T442/50; Y10T442/56
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
59 words
A FLEXIBLE LAMINATED PLASTIC SHEETING COMPRISING A LAYER OF PLASTICIZED POLYVINYL CHLORIDE SECURED TO A LAYER OF A FIBROUS BACKING MATERIAL, A RELATIVELY THIN PROTECTIVE LAYER OF POLYMETHYLMETHACRYLATE SECURED TO THE OUTER SURFACE OF SAID POLYVINYL CHLORIDE LAYER AND OPPOSITE TO THE LAYER OF SAID BACKING MATERIAL, AND A RELATIVELY THIN LAYER OF A MIXTURE OF POLYMETHYL-METHACRYLATE AND POLY-
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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) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |