Patent US4203444B1 successfully refreshed from Google Patents.
US2593207A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resin impregnated textile fabrics and process of producing same
Assignee: Betex Sales Corp
•
Filing: 1950-06-07
•
Granted: 1952-04-15
•
Expires: 1970-06-07
Abstract
No abstract record available.
Inventors
- 👤 Silver Arnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:47
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/59; D06M15/595; Y; Y10; Y10S; Y10S8/00; Y10S8/21; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/31504; Y10T428/31725; Y10T428/31779; Y10T428/31783
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A PROCESS FOR PRODUCING EMBOSSED RESIN IMPREGNATED CELLULOSIC FABRICS HAVING A FINISH FAST TO WASHING AND DRY CLEANING, WHICH PROCESS COMPRISES APPLYING TO THE FABRIC A SOLUTION OF NALKOXYMETHYLPOLYAMIDE RESIN CONTAINING FROM 1% TO 3% BY WEIGHT OF THE RESIN IN AN ALIPHATIC ALCOHOL SOLVENT CONTAINING AN ACIDIC CATALYST SO THAT THE FABRIC ABSORBS FROM 60% TO 100% OF ITS WEIGHT OF SAID SOLUTION, PARTIALLY DRYING THE THUS IMPREGNATED FABRIC AT A TEMPERATURE NOT EXCEEDING 250* F. TO PRODUCE A RESIN IMPREGNATED FABRIC CONTAINING FROM 10% TO 20% LIQUID BASED ON THE DRY KWEIGHT OF THE FABRIC, EMBOSSING THE PARTIALLY DRIED FABRIC AT A TEMPERATURE OF 250* TO 375* F., AND CURING THE EMBOSSED RESIN IMPREGNATED FABRIC AT A TEMPERATURE OF 250* TO 350* F. FOR FROM 4 TO 15 MINUTES.
Claim 2
Dependent Claim
131 words
A PROCESS FOR PRODUCING EMBOSSED RESIN IMPREGNATED CELLULOSIC FABRICS HAVING A FINISH FAST TO WASHING AND DRY CLEANING, WHICH PROCESS COMPRISES APPLYING TO THE FABRIC A SOLUTION OF NALKOXYMETHYLPOLYAMIDE RESIN CONTAINING FROM 1% TO 3% BY WEIGHT OF THE RESIN IN AN ALIPHATIC ALCOHOL SOLVENT CONTAINING AN ACIDIC CATALYST SO THAT THE FABRIC ABSORBS FROM 60% TO 100% OF ITS WEIGHT OF SAID SOLUTION, PARTIALLY DRYING THE THUS IMPREGNATED FABRIC AT A TEMPERATURE NOT EXCEEDING 250* F. TO PRODUCE A RESIN IMPREGNATED FABRIC CONTAINING FROM 10% TO 20% LIQUID BASED ON THE DRY KWEIGHT OF THE FABRIC, EMBOSSING THE PARTIALLY DRIED FABRIC AT A TEMPERATURE OF 250* TO 375* F., AND CURING THE EMBOSSED RESIN IMPREGNATED FABRIC AT A TEMPERATURE OF 250* TO 350* F. FOR FROM 4 TO 15 MINUTES.
References Cited (Backward Citations)
US2121105A
Cited
US2342387A
Cited
GB576363A
Cited
US2443450A
Cited
US2430866A
Cited
US2430860A
Cited
US2526637A
Cited
US2504857A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-15 | 1955-10-15 | 1956-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-15 | 1959-10-15 | 1960-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-15 | 1963-10-15 | 1964-04-15 | $7700.00 | Window Closed / Lapsed |