US3094369A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for printing of textile material
Assignee: Hoechst AG
•
Filing: 1960-06-28
•
Granted: 1963-06-18
•
Expires: 1980-06-28
Abstract
No abstract record available.
Inventors
- 👤 Bartl Hugo
- 👤 Feess Erich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:03
CPC Classifications
D; D06; D06P; D06P5/00; D06P5/12; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/918
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
IN A PROCESS FOR PRODUCING WHITE ANND COLORED RESISTS ON PADS MADE ON CELLULOSIC FABRICS WITH LEUCOSULFURIC ACID ESTERS OF VAT DYESTUFFS AND SALTS OF NITROUS ACID, THE IMPROVEMENT WHICH COMPRISES TREATING SAID FABRIC WITH A RESISTING AGENT CONSISTING ESSENTIALLY OF AN ADDITION PRODUCT OF (A) AN ALKALI METAL SULFOXYLATE, (B) A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
56 words
IN A PROCESS FOR PRODUCING WHITE ANND COLORED RESISTS ON PADS MADE ON CELLULOSIC FABRICS WITH LEUCOSULFURIC ACID ESTERS OF VAT DYESTUFFS AND SALTS OF NITROUS ACID, THE IMPROVEMENT WHICH COMPRISES TREATING SAID FABRIC WITH A RESISTING AGENT CONSISTING ESSENTIALLY OF AN ADDITION PRODUCT OF (A) AN ALKALI METAL SULFOXYLATE, (B) A COMPOUND OF THE FORMULA
References Cited (Backward Citations)
US2895785A
Cited
US2970880A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |