US3102042A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile finishing
Assignee: United Merchants and Manuf Inc
•
Filing: 1958-09-02
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Granted: 1963-08-27
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Expires: 1978-09-02
Abstract
No abstract record available.
Inventors
- 👤 Alexander F Gortvai
- 👤 Emile J Monfils
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:17
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/273; Y10T442/2861; Y10T442/2869
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
122 words
METHOD OF APPLYING A PERMANENT FINISH COMPRISING GLASS-LIKE APPEARANCE TO BRIGHT VISCOSE RAYON WOVEN AND KNITTED FABRICS HAVING A DENIER OF AT LEAST 300, WHICH COMPRISING THE STEPS OF RUNNING SUCH FABRICS THROUGH A TREATING SOLUTION COMPRISING ABOUT 21% BY WEIGHT CONCENTRATED OF UREA FORMALDEHYDE, AND FROM ABOUT 3% TO ABOUT 5% BY WEIGHT CONCENTRATED OF ZINC NITRATE, SQUEEZING THE GOODS THUS TREATED TO REMOVE EXCESS TREATING SOLUTION, AND SUBSQUENTLY DRYING THE TREATED GOODS AT A TEMPERATURE OF ABOUT 160*F. AND PASSING THE DRIED GOODS THROUGH A TENTER FRAME HEATED TO TEMPERATURES WITHIN ABOUT 305*F. TO 325*F. AT A SPEED OF ABOUT 45 YARDS PER MINUTE, AND FINALLY WASHING THE TREATED, DRIED, AND TENTERED GOODS AT ABOUT 160*F. FOR ABOUT 10 MINUTES.
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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) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |