GL

Gerard Lang

L' L'Oreal: 126 patents #3 of 2,221Top 1%
SL Societe Anonyme Dite: L'Oreal: 21 patents #1 of 73Top 2%
LS L'Oreal S.A.: 17 patents #35 of 559Top 7%
RC Rhone-Poulenc Chimie: 4 patents #103 of 660Top 20%
L' L'Oréal: 1 patents #22 of 67Top 35%
📍 Épinay-sur-Seine, FR: #1 of 44 inventorsTop 3%
Overall (All Time): #3,735 of 4,157,543Top 1%
191
Patents All Time

Issued Patents All Time

Showing 101–125 of 191 patents

Patent #TitleCo-InventorsDate
4980509 Aromatic polycyclic derivatives, their process of preparation and their use in human and veterinary medicine and in cosmetics Jean Maignan, Gerard Malle, Serge Restle 1990-12-25
4979961 p-phenylenediamines, process for preparation thereof, dyeing composition containing them and corresponding dyeing process Alex Junino, Alain Genet 1990-12-25
4970063 Salts of thiamorpholinone carboxylic acid with 2,4-diaminopyrimidine derivatives and their use in cosmetics and pharmaceuticals Jean Maignan, Serge Restle 1990-11-13
4960432 Meta-phenylenediamines, process for preparation thereof, intermediate compounds and use of these meta-phenylenediamines as couplers for the oxidation dyeing of keratinous fibres and especially human hair Alex Junino, Jean J. Vandenbossche, Herve Borowiak 1990-10-02
4956175 N-(mercaptoalkyl)omega-hydroxyalkylamides and their use as a reducing agent in a process for permanently deforming hair Jean Maignan, Gerard Malle 1990-09-11
4956174 Compositions for coloring the skin based on indole derivatives Herve Richard, Madeleine Leduc, Alex Junino 1990-09-11
4952391 Tert-butyl derivatives of benzylidenecamphor, process for preparing them, their use as antioxidant agents and cosmetic and pharmaceutical compositions containing them Serge Forestter, Alain Lagrange, Claudine Moire, Andre Deflandre 1990-08-28
4950478 Cosmetic compositions containing natural essences and benzylidenecamphor derivatives Andre Deflandre, Irena Beck 1990-08-21
4948579 Quaternized polymer for use as a cosmetic agent in cosmetic compositions for the hair and skin Bernard Jacquet 1990-08-14
4945093 Novel derivatives of ureylene, 2,4-triaminopyrimidine-3- oxide, their preparation and use in cosmetic and pharmaceutical compositions Jean Maignan, Serge Restle 1990-07-31
4940765 3-benzylidenecamphor-substituted diorganopolysiloxanes Edith Canivenc, Serge Forestier, Michel Gay, Herve Richard 1990-07-10
4931589 Benzonorbornene derivatives, processes for their preparation and medicinal and cosmetic compositions containing them Jean Maignan, Serge Restle, Braham Shroot 1990-06-05
4918176 Unsaturated cycloaliphatic derivatives Serge Forestier, Alain Lagrange 1990-04-17
4916136 Eicosatetraynoic acid amides and their application in pharmacy Braham Shroot, Christopher Hensby, Jean Maignan, Serge Restle, Michel Colin 1990-04-10
4910341 Process for preparing N,N'-disubstituted nitro-para-phenylenediamines, N,N'-disubstituted nitro-para-phenylenediamines, and intermediate oxazolidones Alex Junino 1990-03-20
4904276 Nitroaminophenols, the process for preparation thereof and their use in dyeing keratinous fibres, and new intermediate nitroaminobenzenes and their use in dyeing keratinous fibres Alex Junino, Alain Genet 1990-02-27
4898864 Bicyclic aromatic compounds, a process for their preparation and their use in cosmetics and human and veterinary medicine Jean Maignan, Gerard Malle, Philippe Vingler 1990-02-06
4898883 1-Substituted derivatives of 4-methoxy-2,3,6-trimethylbenzene, process for their preparation and medicinal and cosmetic compositions containing them Serge Forestier, Alain Lagrange, Braham Shroot 1990-02-06
4892864 Pharmaceutical and cosmetic compositions containing as an active component 10-acetyl-1,8,9-triacetoxy anthracene Braham Shroot, Jean Maignan 1990-01-09
4892940 Aromatic naphthyl compounds, a process for their preparation and their use in human and veterinary medicine and in cosmetic compositions Jean Maignan, Gerard Malle, Serge Restle, Braham Shroot 1990-01-09
4891045 2,4-Diamino-1,3,5-trimethoxybenzene, process for its preparation and its use as a coupler in oxidation dyes for keratinous fibres Alex Junino, Jean J. Vandenbossche, Herve Borowiak 1990-01-02
4889865 10-aryl-1,8-dihydroxy-9- anthrones and their esters Braham Shroot, Jean Maignan, Serge Restle, Christopher Hensby, Michel Colin 1989-12-26
4888445 New 2,4-dinitro- or 2-amino-4-nitro- or 2-nitro-4-amino-6-hydroxyalkylanilines, the process for preparation thereof and their use in dyeing keratinous fibres, and especially human hair Alex Junino, Nicole Jehanno 1989-12-19
4888026 Use of hydroxynaphthoquinones for dyeing human keratin fibres Serge Forestier, Michel Hocquaux, Jean F. Grollier, Georges Rosenbaum 1989-12-19
4877789 Eicosatriynoic acid esters and amides and their application in pharmaceutical and cosmetic practice Braham Shroot, Christopher Hensby, Jean Maignan, Serge Restle, Michel Colin 1989-10-31