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US3239586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of molding polyester textile fabrics
Assignee: EIDP Inc
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Filing: 1962-08-08
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Granted: 1966-03-08
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Expires: 1982-08-08
Abstract
No abstract record available.
Inventors
- 👤 Dustin S Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:48
CPC Classifications
D; D06; D06M; D06M23/00; D06M23/14; A; A41; A41C; A41C5/00; A41C5/005; B; B29; B29C; B29C51/00; B29C51/002; B29C51/004; B29K; B29K2067/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
THE PROCESS OF PREPARING MOLDED TEXTILE MATERIALS WHICH COMPRISES IMMERSING A STRUCTURE COMPOSED OF LOW CRYSTALLINE POLYESTER FIBERS IN A SWELLING AGENT AT A TEMPERATURE OF 40* TO 113*C. UNTIL THE TEXTILE MATERIAL SHRINKS AT LEAST 10%; REMOVING THE TEXTILE MATERIAL FROM THE SWELLING AGENT AS SOON AS THE SHRINKAGE HAS OCCURED AND DRYING THE SHRUNKEN TEXTILE MATERIAL AT A TEMPERATURE BELOW 65*C.; MOLDING THE SHRUNKEN AND DRIED TEXTILE MATERIAL WHILE STILL INCOMPLETELY CRYSTALLINE BY CONFORMING IT TO THE SHAPE OF A MOLD AND THEREAFTER HEATING THE MATERIAL IN THE MOLD TO SET THE TEXTILE MATERIAL.
Claim 2
Dependent Claim
96 words
THE PROCESS OF PREPARING MOLDED TEXTILE MATERIALS WHICH COMPRISES IMMERSING A STRUCTURE COMPOSED OF LOW CRYSTALLINE POLYESTER FIBERS IN A SWELLING AGENT AT A TEMPERATURE OF 40* TO 113*C. UNTIL THE TEXTILE MATERIAL SHRINKS AT LEAST 10%; REMOVING THE TEXTILE MATERIAL FROM THE SWELLING AGENT AS SOON AS THE SHRINKAGE HAS OCCURED AND DRYING THE SHRUNKEN TEXTILE MATERIAL AT A TEMPERATURE BELOW 65*C.; MOLDING THE SHRUNKEN AND DRIED TEXTILE MATERIAL WHILE STILL INCOMPLETELY CRYSTALLINE BY CONFORMING IT TO THE SHAPE OF A MOLD AND THEREAFTER HEATING THE MATERIAL IN THE MOLD TO SET THE TEXTILE MATERIAL.
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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) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |