US3338731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of embossing polyvinyl chloride coatings on a textile or like support
Assignee: S E T E P SOC D ETUDES DE RECH
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Filing: 1964-12-17
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Granted: 1967-08-29
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Expires: 1984-12-17
Abstract
No abstract record available.
Inventors
- 👤 Sommer Francois Noel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:45
CPC Classifications
D; D06; D06N; D06N3/00; D06N3/007; D06N3/0077; B; B29; B29C; B29C59/00; B29C59/02; B29C59/04; B29C59/046; B44; B44D; B44D5/00; B44D5/10; D06N3/04; D06N3/06; D06N7/00; D06N7/0005; D06N7/0007; D06N7/001; D06N7/0028
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
IN A METHOD OF PROVIDING A CURED POLYVINYL CHLORIDE PLASTISOL COATING ON A SUPPORT IN WHICH METHOD THERE IS INITIALLY PROVIDED AN UNCURED POLYVINYL CHLORIDE PLASTISOL LAYER ON THE SUPPORT, THE STEPS COMPRISING EMBOSSING SAID UNCURED LAYER AT ROOM TEMPERATURE BY MEANS OF A ROLL HEATED TO A TEMPERATURE APPROXIMATING 180*C. THEREBY TO FORM CAVITIES IN SAID LAYER, FILLING THE CAVITIES WITH ANOTHER LAYER OF UNCURED POLYVINYL CHLORIDE PLASTISOL THEREBY TO FORM A COATING OFUNCURED POLYV INYL CHLORIDE PLASTISOL CONSTITUTED OF THE TWO LAYERS, AND CURING SAID COATING.
Claim 2
Dependent Claim
88 words
IN A METHOD OF PROVIDING A CURED POLYVINYL CHLORIDE PLASTISOL COATING ON A SUPPORT IN WHICH METHOD THERE IS INITIALLY PROVIDED AN UNCURED POLYVINYL CHLORIDE PLASTISOL LAYER ON THE SUPPORT, THE STEPS COMPRISING EMBOSSING SAID UNCURED LAYER AT ROOM TEMPERATURE BY MEANS OF A ROLL HEATED TO A TEMPERATURE APPROXIMATING 180*C. THEREBY TO FORM CAVITIES IN SAID LAYER, FILLING THE CAVITIES WITH ANOTHER LAYER OF UNCURED POLYVINYL CHLORIDE PLASTISOL THEREBY TO FORM A COATING OFUNCURED POLYV INYL CHLORIDE PLASTISOL CONSTITUTED OF THE TWO LAYERS, AND CURING SAID COATING.
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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |