US2689194A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Finishing process and fabric
Assignee: Sayles Finishing Plants Inc
•
Filing: 1952-02-18
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Granted: 1954-09-14
•
Expires: 1972-02-18
Abstract
No abstract record available.
Inventors
- 👤 William W Russell
- 👤 Herman C Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:40
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/10; D06M13/12; D06M13/127; D06Q; D06Q1/00; D06Q1/08; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31536; Y10T442/00; Y10T442/20; Y10T442/2041; Y10T442/2098; Y10T442/2107; Y10T442/2762; Y10T442/277
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
METHOD OF FINISHING CELLULOSIC TEXTILE FABRICS COMPRISING DEPOSITING IN AND ON THE YARNS OF THE FABRIC FROM AN AQUEOUS MEDIUM A MECHANICALLY DEFORMABLE CELLULOSIC MATERIAL DISPERSED IN SAID MEDIUM, SAID CELLULOSIC MATERIAL BEING FEACTABLE WITH FORMALDEHYDE, THEREAFTER CALENDERING THE FABRIC TO PROVIDE THE DESIRED FINISH WHILE THE FABRIC IS FREE FROM ACIDIC CATALYTIC MATEQRIALS, THEREAFTER IMPREGNATING THE CALENDERED FABRIC WITH AT LEAST ONE SUBSTANCE OF THE CLASS CONSISTING OF FORMALDEHYDE AND FORMALDEHYDE DONORS AND WITH A CATALYST FOR THE REACTION OF FORMALDEHYDE AND THE CELLULOSIC MATERIAL, AND FINALLY HEATING THE FABRIC TO PRODUCE SUCH REACTION.
Claim 2
Dependent Claim
95 words
METHOD OF FINISHING CELLULOSIC TEXTILE FABRICS COMPRISING DEPOSITING IN AND ON THE YARNS OF THE FABRIC FROM AN AQUEOUS MEDIUM A MECHANICALLY DEFORMABLE CELLULOSIC MATERIAL DISPERSED IN SAID MEDIUM, SAID CELLULOSIC MATERIAL BEING FEACTABLE WITH FORMALDEHYDE, THEREAFTER CALENDERING THE FABRIC TO PROVIDE THE DESIRED FINISH WHILE THE FABRIC IS FREE FROM ACIDIC CATALYTIC MATEQRIALS, THEREAFTER IMPREGNATING THE CALENDERED FABRIC WITH AT LEAST ONE SUBSTANCE OF THE CLASS CONSISTING OF FORMALDEHYDE AND FORMALDEHYDE DONORS AND WITH A CATALYST FOR THE REACTION OF FORMALDEHYDE AND THE CELLULOSIC MATERIAL, AND FINALLY HEATING THE FABRIC TO PRODUCE SUCH REACTION.
References Cited (Backward Citations)
US1036282A
Cited
US2104748A
Cited
US2119150A
Cited
US2314277A
Cited
US2378186A
Cited
US2411818A
Cited
GB634634A
Cited
US2603576A
Cited
US2504857A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-13 | 1958-03-15 | 1958-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-13 | 1962-03-15 | 1962-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-13 | 1966-03-15 | 1966-09-14 | $7700.00 | Window Closed / Lapsed |