Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7189283 | Phthalocyanines and their use in ink-jet printers | — | 2007-03-13 |
| 7182806 | Phthalocyanines and their use in ink-jet printers | — | 2007-02-27 |
| 7156908 | Phthalocyanine compounds, ink compositions comprising said compounds, and printing process therewith | — | 2007-01-02 |
| 7147698 | Phthalocyanine compounds used in inks | — | 2006-12-12 |
| 7141106 | Ink jet printing composition comprising a dye containing hydrazine or hydrazide | Paul Wight | 2006-11-28 |
| 7022171 | Phthalocyanine compounds and ink compositions comprising the same | Tina Margaret Horrobin | 2006-04-04 |
| 7014696 | Compounds, compositions and uses | — | 2006-03-21 |
| 6979364 | Metal chelate compounds and inks | Gavin Wright, Kevin C. Johnson, Mairi Elizabeth Raggatt | 2005-12-27 |
| 6969421 | Processes, compositions and compounds | Gavin Wright, Kevin C. Johnson, Mairi Elizabeth Raggatt | 2005-11-29 |
| 6635747 | Dyes, inks and their use in ink-jet printing | Paul Wight | 2003-10-21 |
| 5976197 | Dyeing process and dyes | Michael G. Hutchings, Colin Brennan, Neil Anthony Tallant, Andrew Paul Shawcross, Warren Ebenezer | 1999-11-02 |
| 5755862 | Monoazo dyes useful in ink compositions for printing on substrates by ink-jet printing | Peter Gregory | 1998-05-26 |
| 5374724 | Process for the preparation of substituted acetic acids | Nigel Hall, Nigel Hughes | 1994-12-20 |
| 5319109 | Polycyclic dyes | — | 1994-06-07 |
| 5281241 | Polycyclic dyes | — | 1994-01-25 |
| 5220040 | Mixed and mixed crystal benzodefuranone dyes | Leslie A. Mather, David Brierley, James F. Bullock, Nigel Hughes | 1993-06-15 |
| 5189153 | Substituted phthalocyanines | Peter Gregory | 1993-02-23 |
| 5189181 | Process for preparation 2,6-dihydrobenzo[1:26, 4:5-6]-difuran dyes | Nigel Hall, Nigel Hughes | 1993-02-23 |
| 5099071 | Anthanthrone derivatives | Pralad Mistry | 1992-03-24 |