US2911326A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of cellulosic fiber and composition therefor
Assignee: EIDP Inc
•
Filing: 1956-11-08
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Granted: 1959-11-03
•
Expires: 1976-11-08
Abstract
No abstract record available.
Inventors
- 👤 Jr Marcus Dean Haney
- 👤 Ambruster Larner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:52
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2369; Y10T442/2393
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A PROCESS FOR PRODUCING CREASE-RESISTANT EFFECTS UPON CELLULOSIC TEXTILE FIBER, WHICH COMPRISES PADDINGS THE SAME IN AN AQUEOUS BATH COMPRISING DIMETHYLOL-DI(METHOXYMETHYL) UREA AND ZINC NITRATE, THEN DRYING THE FABIC, CURING THE SAME AT A TEMPERATURE OF 300* TO 350* F. AND THEN SCOURING WITH A MILDLY ALKALINE SOLUTION.
Claim 2
Dependent Claim
48 words
A PROCESS FOR PRODUCING CREASE-RESISTANT EFFECTS UPON CELLULOSIC TEXTILE FIBER, WHICH COMPRISES PADDINGS THE SAME IN AN AQUEOUS BATH COMPRISING DIMETHYLOL-DI(METHOXYMETHYL) UREA AND ZINC NITRATE, THEN DRYING THE FABIC, CURING THE SAME AT A TEMPERATURE OF 300* TO 350* F. AND THEN SCOURING WITH A MILDLY ALKALINE SOLUTION.
References Cited (Backward Citations)
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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) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |