US3278253A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for dyeing textile materials in an aqueous bath containing a dyestuff in the presence of a trifunctional triazine
Assignee: Hoechst AG
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Filing: 1963-08-20
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Granted: 1966-10-11
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Expires: 1983-08-20
Abstract
No abstract record available.
Inventors
- 👤 Weckler Gerhard
- 👤 Schiessler Siegfried
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:53
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; D06P1/64; D06P1/642; D06P1/647; D06P1/60; D06P1/607; D06P1/62; D06P1/628; D06P3/00; D06P3/02; D06P3/04; D06P3/24; D06P3/246; Y; Y10; Y10S; Y10S8/00; Y10S8/92; Y10S8/924
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
PROCESS FOR DYEING TEXTILE MATERIALS HAVING A BASIS OF SYNTHETIC LINEAR POLYAMIDE, WHICH COMPRISES BRINGING SAID TEXTILE MATERIALS INTO CONTACT WITH AN AQUEOUS DYEBATH CONTAINING A DYESTUFF FOR SAID MATERIALS IN THE PRESENCE OF A COLORLESS COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
40 words
PROCESS FOR DYEING TEXTILE MATERIALS HAVING A BASIS OF SYNTHETIC LINEAR POLYAMIDE, WHICH COMPRISES BRINGING SAID TEXTILE MATERIALS INTO CONTACT WITH AN AQUEOUS DYEBATH CONTAINING A DYESTUFF FOR SAID MATERIALS IN THE PRESENCE OF A COLORLESS COMPOUND OF THE FORMULA
References Cited (Backward Citations)
US3054699A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |