| 5053220 |
Mascara composition based on waxes and keratin derivatives |
Jean-Pierre Arraudeau, Jeanne Patraud, Didier Gagnebien, Gerard Lang |
1991-10-01 |
| 4867751 |
Use of benzoquinones for the direct dyeing of keratin fibres |
Gerard Lang, Jean F. Grollier, Georges Rosenbaum |
1989-09-19 |
| 4814162 |
Cosmetic compositions containing hydroxyl derivatives of dibenzoylmethane and their use in protecting the skin against ultraviolet rays and derivatives for use therein |
Gerald S. Lang, Madeleine Leduc |
1989-03-21 |
| 4726942 |
Cosmetic composition for protection against ultraviolet radiation and its use for this purpose |
Gerard Lang, Madeleine Leduc |
1988-02-23 |
| 4702906 |
Cosmetic agents based on polycationic polymers, and their use in cosmetic compositions |
Bernard Jacquet, Gerard Lang, Serge Forestier, Do Le Trung |
1987-10-27 |
| 4663088 |
3-benzylidene-camphors, process for their preparation and their use in protection against UV rays |
Gerard Lang, Madeleine Leduc |
1987-05-05 |
| 4654434 |
3-benzylidene-camphors, process for their preparation and their use in protection against UV rays |
Gerard Lang, Madeleine Leduc |
1987-03-31 |
| 4588839 |
Sulphonamides derived from 3-benzylidene-camphor and their application as UV filters |
Gerard Lang, Gerard Malle |
1986-05-13 |
| 4585597 |
3-benzylidene-camphors, process for their preparation and their use in protection against UV rays |
Gerard Lang, Madeleine Leduc |
1986-04-29 |
| 4522808 |
Anti-sunburn compositions containing 2-phenyl-indole derivatives |
Bernard Jacquet, Gerard Lang |
1985-06-11 |
| 4517174 |
Hair treatment compositions based on polycationic polymers |
Bernard Jacquet, Gerard Lang, Serge Forestier, Do Le Trung |
1985-05-14 |
| 4504644 |
Protein derivative containing grafted ultraviolet-absorbing radicals, the process for its preparation and composition in which it is present |
Gerard Lang |
1985-03-12 |
| 4425321 |
Deodorant compositions containing a polycarboxylic acid salt |
Bernard Jacquet, Gerard Lang |
1984-01-10 |
| 4411884 |
Cosmetic agents based on polycationic polymers, and their use in cosmetic compositions |
Bernard Jacquet, Gerard Lang, Serge Forestier, Do Le Trung |
1983-10-25 |
| 4395541 |
Ionene polymer and preparation thereof |
Bernard Jacquet, Gerard Lang, Serge Forestier, Do Le Trung |
1983-07-26 |
| 4390522 |
Cosmetic agents based on cationic polymers, cosmetic compositions containing the same and the use of said cosmetic agents |
Bernard Jacquet, Gerard Lang, Serge Forestier, Do Le Trung |
1983-06-28 |
| 4390689 |
Polycationic polymers and their preparation |
Bernard Jacquet, Gerard Lang, Serge Forestier, Do Le Trung |
1983-06-28 |