Issued Patents All Time
Showing 1–25 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8202924 | Polytriazinyl compounds as flame retardants and light stabilizers | — | 2012-06-19 |
| 7728139 | Solvent-free process for the preparation of diketopyrrolopyrrole derivatives | — | 2010-06-01 |
| 7307170 | Epindolidione pigments | Bruno Piastra, Valérie Wolf, Frank Prokschy, Martin Schmidt | 2007-12-11 |
| 7087677 | Copolymer composition having pigment like properties | Jean-Christophe Graciet, Mitchell A. Winnik, Frédéric Tronc, Mei Li, Jianping Lu | 2006-08-08 |
| 6638996 | Pigment for warpage-free polyolefins coloration | Bruno Piastra, Till Borchert | 2003-10-28 |
| 6617453 | Triphendioxazine compounds | Patrick Boeglin, Peter Kempter | 2003-09-09 |
| 6559306 | Dye compounds | Jean-Christophe Graciet | 2003-05-06 |
| 6540820 | Heterocyclic compounds | Bruno Piastra, Valérie Wolf | 2003-04-01 |
| 6515123 | Triphendioxazine pigments, intermediates, their method of making and uses thereof | Bruno Piastra, Pascal Steffanut | 2003-02-04 |
| 6512115 | Preparation of pigments | Bruno Piastra, Pascal Steffanut | 2003-01-28 |
| 6482817 | Hybrid pigments | Bruno Piastra, Carsten Plug, Pascal Steffanut, Roland Born | 2002-11-19 |
| 6475543 | Yellow pigmented food package | — | 2002-11-05 |
| 6472527 | Process for the preparation of thiazine-indigo compounds and of new intermediates therefor | Till Borchert, Bruno Piastra, Valérie Wolf | 2002-10-29 |
| 6465652 | Quinacridone pigment | Anne Briquet | 2002-10-15 |
| 6462128 | Process of making finely divided opaque particles | Nikolay Barashkov, Thomas C. Molloy, Jean-Christophe Graciet | 2002-10-08 |
| 6441088 | Polyamide hindered amines | Angelos-Elie Vougioukas | 2002-08-27 |
| 6375732 | Pigments, the process of their manufacturing and their use | Bruno Piastra, Valérie Wolf | 2002-04-23 |
| 6355795 | Triphendioxazine compounds | Patrick Boeglin, Peter Kempter | 2002-03-12 |
| 6348562 | Synthetic polyamides | Jan Malik, Mohamed Sidqi | 2002-02-19 |
| 6339084 | Process for the production of thiazine-indigo pigments | Bruno Piastra | 2002-01-15 |
| 6277536 | Heterocyclic compounds | Bruno Piastra, Jean Christoph Graciet | 2001-08-21 |
| 6255482 | Triphendioxazine compounds | Patrick Boeglin, Peter Kempter | 2001-07-03 |
| 6214989 | Triphendioxazine pigments | Bruno Piastra | 2001-04-10 |
| 6200378 | Thiazine indigo pigments, solid solutions thereof and their preparation | Bruno Piastra | 2001-03-13 |
| 6162261 | Triphendioxazine | Peter Kempter | 2000-12-19 |