US2700630A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vinyl leather products and process of producing same
Assignee: Bridgestone Firestone Inc
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Filing: 1952-09-18
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Granted: 1955-01-25
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Expires: 1972-09-18
Abstract
No abstract record available.
Inventors
- 👤 John R Bukey
- 👤 Albert G Smolka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:40
CPC Classifications
D; D06; D06N; D06N3/00; D06N3/04; D06N3/06; D06N3/0086; D06N3/0088; Y; Y10; Y10S; Y10S425/00; Y10S425/055; Y10S428/00; Y10S428/904; 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
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
103 words
PROCESS WHICH COMPRISES HOT-CALENDERING A SHEET OF A VINYL CHLORIDE RESIN COMPOSITION, COATING A WEB-MATERIAL WITH AN UNCONVERTED VINYL CHLORIDE RESIN PLASTISOL COMPOSITION COMPRISING PARTICLES, HAVING DIAMETERS IN THE RANGE FROM 1 TO 5 MICRONS, OF A VINYL CHLORIDE RESIN MECHANICALLY DISPERSED IN A LIQUID PLASTICIZER THEREFOR, LAYING UP THE CALENDERED SHEET OF VINYL CHLORIDE RESIN AND THE COATED WEB-MATERIAL WITH THE COATED SIDE OF THE WEBMATERIAL AGAINST THE CALENDERED SHEET AND WITH THE PLASTISOL COMPOSITION IN AS-YET-UNCONVERTED FORM, AND HEATING THE COMPOSITE TO GEL THE PLASTISOL AND CONVERT THE SAME TO A RESILIENT BODING LAYER ADHERING THE CALENDERED SHEET TO THE WEB-MATERIAL.
Claim 2
Dependent Claim
103 words
PROCESS WHICH COMPRISES HOT-CALENDERING A SHEET OF A VINYL CHLORIDE RESIN COMPOSITION, COATING A WEB-MATERIAL WITH AN UNCONVERTED VINYL CHLORIDE RESIN PLASTISOL COMPOSITION COMPRISING PARTICLES, HAVING DIAMETERS IN THE RANGE FROM 1 TO 5 MICRONS, OF A VINYL CHLORIDE RESIN MECHANICALLY DISPERSED IN A LIQUID PLASTICIZER THEREFOR, LAYING UP THE CALENDERED SHEET OF VINYL CHLORIDE RESIN AND THE COATED WEB-MATERIAL WITH THE COATED SIDE OF THE WEBMATERIAL AGAINST THE CALENDERED SHEET AND WITH THE PLASTISOL COMPOSITION IN AS-YET-UNCONVERTED FORM, AND HEATING THE COMPOSITE TO GEL THE PLASTISOL AND CONVERT THE SAME TO A RESILIENT BODING LAYER ADHERING THE CALENDERED SHEET TO THE WEB-MATERIAL.
Claim 3
Dependent Claim
86 words
A BACKED VINYL CHLORIDE RESIN LEATHER PRODUCT COMPRISING A TEXTILE FABRIC BACKING, A CALENDERED VINYL CHLORIDE RESIN COMPOSITION FACING CONTAINING FROM 25% TO 75% OF PLASTICISER, AND A GELLED VINYL CHLORIDE RESIN PLASTISOL COMPOSITION CONTAINING FROM 100% TO 150% OF LIQUID PLASTICISER INTERPOSED BETWEEN SAID TEXTILE FABRIC BACKING AND SAID CALENDERED VINYL CHLORIDE RESIN COMPOSITION FACING, SAID PRECENTAGES BEING ON THE BASIS OF THE VINYL CHLORIDE RESIN IN THE RESPECTIVE COMPOSITIONS, AND SAID GELLED PLASTISOL LAYER ADHESIVELY BONDING TOGETHER SAID FACING TO SAID TEXTILE FABRIC BACKING.
Claim 4
Dependent Claim
86 words
A BACKED VINYL CHLORIDE RESIN LEATHER PRODUCT COMPRISING A TEXTILE FABRIC BACKING, A CALENDERED VINYL CHLORIDE RESIN COMPOSITION FACING CONTAINING FROM 25% TO 75% OF PLASTICISER, AND A GELLED VINYL CHLORIDE RESIN PLASTISOL COMPOSITION CONTAINING FROM 100% TO 150% OF LIQUID PLASTICISER INTERPOSED BETWEEN SAID TEXTILE FABRIC BACKING AND SAID CALENDERED VINYL CHLORIDE RESIN COMPOSITION FACING, SAID PRECENTAGES BEING ON THE BASIS OF THE VINYL CHLORIDE RESIN IN THE RESPECTIVE COMPOSITIONS, AND SAID GELLED PLASTISOL LAYER ADHESIVELY BONDING TOGETHER SAID FACING TO SAID TEXTILE FABRIC BACKING.
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) | 1958-01-24 | 1958-07-26 | 1959-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-24 | 1962-07-26 | 1963-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-24 | 1966-07-26 | 1967-01-25 | $7700.00 | Window Closed / Lapsed |