Y10S 8/02
Vinyl sulfones and precursors thereof
Y10S8/02 (Vinyl sulfones and precursors thereof) appears on 5 US grants and 0 published applications in this corpus.
Search patents in Y10S- Granted patents
- 5
- Published applications
- 0
- Assignees
- 5
- Inventors
- 10
- Latest grant
- 31 Aug 1999
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for preparing halotriazine dye- and vinyl sulfone dye-monomer compounds31 Aug 1999US 5,944,853 AJohnson & Johnson Vision Products, Inc.
- Process for fixing dyes with UV light25 Apr 1995US 5,409,504 ACiba-Geigy Corporation
- Process of dyeing using reactive dyes with preliminary bleaching3 Jan 1995US 5,378,245 AManufacture de Produits Chimiques Protex
- Process for dyeing mixed anionic/cationic polyamide substrates with a specific type of vinyl sulfone dye21 Jul 1992US 5,131,918 AHoechst Celanese Corporation
- Process for dyeing wool27 Mar 1990US 4,911,735 AHoechst Aktiengesellschaft
No published applications in this class yet.
Most cited
By later US patents
- Method for preparing halotriazine dye- and vinyl sulfone dye-monomer compounds135US 5,944,853 AJohnson & Johnson Vision Products, Inc. · 1999
- Process for dyeing mixed anionic/cationic polyamide substrates with a specific type of vinyl sulfone dye36US 5,131,918 AHoechst Celanese Corporation · 1992
- Process for fixing dyes with UV light23US 5,409,504 ACiba-Geigy Corporation · 1995
- Process for dyeing wool2US 4,911,735 AHoechst Aktiengesellschaft · 1990
- Process of dyeing using reactive dyes with preliminary bleaching2US 5,378,245 AManufacture de Produits Chimiques Protex · 1995