US2682485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing a coated sheet of fabric
Assignee: GITTLIN BAG Co
•
Filing: 1951-07-20
•
Granted: 1954-06-29
•
Expires: 1971-07-20
Abstract
No abstract record available.
Inventors
- 👤 Samuel W Strickman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:16
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/244; Y; Y10; Y10T; Y10T442/00; Y10T442/10; Y10T442/102; Y10T442/172; Y10T442/174
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
IN THE METHOD OF PRODUCING A COATED SHEET OF FABRIC, THE STEPS OF APPLYING TO A POROUS, FLEXIBLE FABRIC SHEET A FIRST COATING HAVING A VISCOSITY OF LESS THAN 1,000 CENTIPOISES AT ROOM TEMPERATURE WHICH IS A HOMOGENEOUS SUSPENSION CONSISTING ESSENTIALLY OF APPROXIMATELY: 55 PARTS OF POWDERED POLYVINYL CHLORIDE-ACETATE AND 5 PARTS OF POWDERED LEAD ORTHOSILICATE IN SUSPENSION IN 140 PARTS OF DIOCTYLPHALATE, EACH BY WEIGHT, WHEREBY THE FABRIC SHEET IS THOROUGHYL IMPREGNATED, AND A THIN SURFACE LAYER IS FORMED THEREON, THEN HEATING TO CURE THE COATING AND PRODUCE A DRY, TENACIOUSLY ANCHORED THIN SURFACE COATING, COOLING THE COATED FABRIC SHEET TO SUBSTANTIALLY ROOM TEMPERATURE, THEREAFTER APPLYING A SECOND COATING HAVING A VISCOSITY OF 5,000-7,000 CENTIPOISES AT ROOM TEMPERATURE WHICH IS A HOMOGENEOUS SUSPENSION CONSISTING ESSENTIALLY OF APPROXIMATELY: 55 PARTS OF POWDERED POLYVINYL CHLORIDE-ACETATE AND 5 PARTS OF POWDERED LEAD ORTHOSILICATE IN SUSPENSION IN 40 PARTS OF DIOCTYLPHTHALATE, EACH BY WEIGHT, THEREAFTER HEAT CURING THE SECOND COATING, THE RESULTING COATED MATERIAL ON THE FABRIC BEING BONDED TOGETHER INTO A UNITARY LAYER AND FIRMLY ANCHORED TO THE FABRIC.
Claim 2
Dependent Claim
177 words
IN THE METHOD OF PRODUCING A COATED SHEET OF FABRIC, THE STEPS OF APPLYING TO A POROUS, FLEXIBLE FABRIC SHEET A FIRST COATING HAVING A VISCOSITY OF LESS THAN 1,000 CENTIPOISES AT ROOM TEMPERATURE WHICH IS A HOMOGENEOUS SUSPENSION CONSISTING ESSENTIALLY OF APPROXIMATELY: 55 PARTS OF POWDERED POLYVINYL CHLORIDE-ACETATE AND 5 PARTS OF POWDERED LEAD ORTHOSILICATE IN SUSPENSION IN 140 PARTS OF DIOCTYLPHALATE, EACH BY WEIGHT, WHEREBY THE FABRIC SHEET IS THOROUGHYL IMPREGNATED, AND A THIN SURFACE LAYER IS FORMED THEREON, THEN HEATING TO CURE THE COATING AND PRODUCE A DRY, TENACIOUSLY ANCHORED THIN SURFACE COATING, COOLING THE COATED FABRIC SHEET TO SUBSTANTIALLY ROOM TEMPERATURE, THEREAFTER APPLYING A SECOND COATING HAVING A VISCOSITY OF 5,000-7,000 CENTIPOISES AT ROOM TEMPERATURE WHICH IS A HOMOGENEOUS SUSPENSION CONSISTING ESSENTIALLY OF APPROXIMATELY: 55 PARTS OF POWDERED POLYVINYL CHLORIDE-ACETATE AND 5 PARTS OF POWDERED LEAD ORTHOSILICATE IN SUSPENSION IN 40 PARTS OF DIOCTYLPHTHALATE, EACH BY WEIGHT, THEREAFTER HEAT CURING THE SECOND COATING, THE RESULTING COATED MATERIAL ON THE FABRIC BEING BONDED TOGETHER INTO A UNITARY LAYER AND FIRMLY ANCHORED TO THE FABRIC.
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) | 1957-06-28 | 1957-12-28 | 1958-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-28 | 1961-12-28 | 1962-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-28 | 1965-12-28 | 1966-06-29 | $7700.00 | Window Closed / Lapsed |