US2721811A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile material and method of making same
Assignee: Uniroyal Inc
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Filing: 1954-01-07
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Granted: 1955-10-25
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Expires: 1974-01-07
Abstract
No abstract record available.
Inventors
- 👤 William F Dacey
- 👤 Robert A Gregg
- 👤 Newman W Hess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 15:59
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/564; Y; Y10; Y10S; Y10S36/00; Y10S36/02; Y10S57/00; Y10S57/907; Y10S8/00; Y10S8/21; Y10T; Y10T442/00; Y10T442/10; Y10T442/102; Y10T442/172; Y10T442/178; Y10T442/179; Y10T442/20; Y10T442/2344
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A METHOD OF MAKING A BREATHABLE COATED NYLON FABRIC COMPRISING IN COMBINATION THE STEPS OF PROVIDING AN OPEN MESH WOVEN NYLON FABRIC, APPLYING TO THE NYLON FABRIC A NORMALLY TACKY LIQUID POLYESTER-DIISOCYANATE INTERMEDIATE REACTION PRODUCT CONTAINING UNREACTED ISOCYANATE GROUPS, AND THEREAFTER SUBJECTING THE FABRIC TO AN ATMOSPHERE HAVING A TEMPERATURE OF AT LEAST 212* F. AND A RELATIVE HUMIDITY WITHIN THE RANGE OF 70 TO 95% UNTIL SAID POLYESTER-DIIOCYANATE INTERMEDIATE HAS BEEN CONVERTED ON THE NYLON INTO A SOLID, CURED CONDITION, WHEREBY TTHERE IS FORMED ON THE NYLON A RUBBERY POLYURETHANE ELASTOMER WITH THE NYLON FIRMLY EMBEDDED THEREIN.
Claim 2
Independent Claim
98 words
A METHOD OF MAKING A BREATHABLE COATED NYLON FABRIC COMPRISING IN COMBINATION THE STEPS OF PROVIDING AN OPEN MESH WOVEN NYLON FABRIC, APPLYING TO THE NYLON FABRIC A NORMALLY TACKY LIQUID POLYESTER-DIISOCYANATE INTERMEDIATE REACTION PRODUCT CONTAINING UNREACTED ISOCYANATE GROUPS, AND THEREAFTER SUBJECTING THE FABRIC TO AN ATMOSPHERE HAVING A TEMPERATURE OF AT LEAST 212* F. AND A RELATIVE HUMIDITY WITHIN THE RANGE OF 70 TO 95% UNTIL SAID POLYESTER-DIIOCYANATE INTERMEDIATE HAS BEEN CONVERTED ON THE NYLON INTO A SOLID, CURED CONDITION, WHEREBY TTHERE IS FORMED ON THE NYLON A RUBBERY POLYURETHANE ELASTOMER WITH THE NYLON FIRMLY EMBEDDED THEREIN.
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) | 1958-10-24 | 1959-04-25 | 1959-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-24 | 1963-04-25 | 1963-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-24 | 1967-04-25 | 1967-10-25 | $7700.00 | Window Closed / Lapsed |