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 26–50 of 191 patents

Patent #TitleCo-InventorsDate
5624663 Photostable cosmetic filter composition cotaining a UV-A filter and a substituted dialkylbenzalmalonate, the use of substituted dialkylbenzalmalonates in cosmetics as broad-band solar filters and novel substituted dialkyl malonates Andre Deflandre, Serge Forestier, Herve Richard, Madeleine Leduc 1997-04-29
5605680 Photostable cosmetic composition containing a UV-A screen and a UV-B screen and a process for stabilizing the UV-A screen with the UV-B screen Andre Deflandre, Serge Forestier, Jean F. Grollier, Jean Cotteret 1997-02-25
5536865 Process for the preparation of 5,6-dihydroxyindole and intermediate compounds Alex Junino, Jean J. Vandenbossche 1996-07-16
5508464 Process for the preparation of 5,6-dihydroxyindole and intermediate compounds Alex Junino, Jean J. Vandenbossche 1996-04-16
5503640 3-substituted para-aminophenols, process for preparing them, their use for dyeing keratinous fibres and the intermediate compounds used in the preparation process Alex Junino, Alain Genet 1996-04-02
5498746 Process for the preparation of 5,6-dihydroxyindole and intermediate compounds Alex Junino, Jean J. Vandenbossche 1996-03-12
5415854 Cosmetic use of benzalmalonate diorganopolysiloxanes and novel cosmetic compositions containing such compounds for the protection of skin and hair Serge Forestier, Herve Richard 1995-05-16
5410067 Process for the preparation of 5,6-dihydroxyindole and intermediate compounds Alex Junino, Jean J. Vandenbossche 1995-04-25
5364414 Tinctorial composition for keratinous fibres containing oxidation dye precursors and aminoindole couplers, methods for dyeing using these compositions and new compounds Alex Junino, Jean Cotteret, Jean J. Vandenbossche 1994-11-15
5364413 3-substituted para-aminophenols, process for preparing them, their use for dyeing keratinous fibres and the intermediate compounds used in the preparation process Alex Junino, Alain Genet 1994-11-15
5354870 Indole derivatives for dyeing keratin materials Serge Forestier, Alex Junino, Herve Richard, Jean J. Vandenbossche 1994-10-11
5340366 Hair dye compositions and process comprising and utilizing a combination of isatin and aminopyrimidine derivatives Jean Cotteret 1994-08-23
5310959 Eicosatriynoic acid esters and amides and methods of preparation Braham Shroot, Christopher Hensby, Jean Maignan, Serge Restle, Michel Colin 1994-05-10
5279620 Tinctorial compositions for keratin fibres containing precursors of oxidation colorants and indole couplers, and dyeing processes using these compositions Alex Junino 1994-01-18
5279616 Hair dye compositions and process comprising and utilizing a combination of isatin and aminopyridine derivatives Jean Cotteret 1994-01-18
5268494 Sulphur-containing eicosanoides and their application in pharmacy and in cosmetics Braham Shroot, Christopher Hensby, Jean Maignan, Michel Colin 1993-12-07
5261926 Process for dyeing keratinous fibers combining isatin or its derivatives with a tri-, tetra- or pentasubstituted aniline or with a bisphenylalkylenediamine, and dyeing agents Jean Cotteret 1993-11-16
5254135 Methods for dyeing keratinous fibres with aminoindoles, compositions and devices for use Alex Junino, Jean Cotteret 1993-10-19
RE34300 Chloro-meta-phenylenediamines, their use as couplers in the oxidation dyeing of keratinous fibres, dyeing compositions for hair containing these compounds and dyeing process using the said compositions Alex Junino, Jean J. Vandenbossche, Herve Borowiak 1993-07-06
5223249 Cosmetic composition and methods containing diorganopoly-siloxanes containing a 2-hydroxybenzohenone group Serge Forestier, Herve Richard 1993-06-29
5223533 New benzylcyclanone derivatives process for preparing them and cosmetic and pharmaceutical compositions containing them Serge Forestier, Alain Lagrange, Andre Deflandre, Bernadette Luppi 1993-06-29
5217709 Sunscreening compositions containing 5-benzylidene-3-oxacyclopentanone Alain Lagrange, Serge Forestier, Bernadette Luppi 1993-06-08
5202487 2-substituted para-aminophenols and their use for dyeing keratinous fibres Alex Junino, Alain Genet 1993-04-13
5198567 Benzonorbornene derivatives, processes for their preparation and medicinal and cosmetic compositions containing them Jean Maignan, Serge Restle, Braham Shroot 1993-03-30
5196189 Quaternized polymer for use as a cosmetic agent in cosmetic compositions for the hair and skin Bernard Jacquet 1993-03-23