Patents by Inventor Serge Forestier

Serge Forestier has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4918176
    Abstract: Unsaturated norbornane, 2,2-dimethyl norbornane, adamantane or cyclododecane derivatives exhibit activity in the systemic and topical treatment of dermatologic disorders.
    Type: Grant
    Filed: February 20, 1986
    Date of Patent: April 17, 1990
    Assignee: Societe Anonyme dite: L'Oreal
    Inventors: Gerard Lang, Serge Forestier, Alain Lagrange
  • Patent number: 4898883
    Abstract: The present invention relates to 1-substituted derivatives of 4-methoxy-2,3,6-trimethylbenzene which are useful in cosmetic or pharmaceutical preparations for use in the treamtnet of dermatological complaints connected with a keratinisation disorder, dermatological complaints having an inflammatory and/or immuno-alleric component or ophthalmological complaints.
    Type: Grant
    Filed: July 21, 1987
    Date of Patent: February 6, 1990
    Assignee: L'Oreal
    Inventors: Gerard Lang, Serge Forestier, Alain Lagrange, Braham Shroot
  • Patent number: 4888026
    Abstract: The use in dyeing human keratin fibres, especially human hair, of 2-hydroxy-1,4-naphthoquinones of the formula: ##STR1## in which R.sub.1 denotes a hydrogen or halogen atom, or a hydroxy, alkoxy, nitro, alkyl or acyl group, and R.sub.2, R.sub.3, R.sub.4 and R.sub.5 independently of one another denote hydrogen or a hydroxyl, alkoxy, alkyl or acyl group, such that at least one of the substituents R.sub.1 to R.sub.5 is other than hydrogen, and if R.sub.1, R.sub.3 and R.sub.4 denote hydrogen, R.sub.2 and R.sub.5 cannot simultaneously denote hydroxyl is described.
    Type: Grant
    Filed: December 28, 1984
    Date of Patent: December 19, 1989
    Assignee: L'Oreal
    Inventors: Gerard Lang, Serge Forestier, Michel Hocquaux, Jean-Francois Grollier, Georges Rosenbaum
  • Patent number: 4876381
    Abstract: The invention relates to a compound of the formula (II) ##STR1## and the corresponding isomers and salts, in which formula: a and b are integers which independently of one another can assume the values 0 or 1,R.sub.1, R.sub.2, R.sub.3 and R.sub.4 represent, independently, a hydrogen atom, a linear or branched C.sub.1 -C.sub.6 -alkyl radical or a C.sub.1 -C.sub.4 -alkoxy radical,R.sub.6 represents a C.sub.1 -C.sub.6 -alkyl radical,R.sub.5 and R.sub.12 represent a hydrogen atom or a C.sub.1 -C.sub.4 -alkyl radical, with the proviso that R.sub.5 cannot represent hydrogen if a=b=0 andR.sub.11 has various meanings.These compounds have useful dermatological properties.
    Type: Grant
    Filed: August 18, 1987
    Date of Patent: October 24, 1989
    Assignee: L'Oreal
    Inventors: Gerard Lang, Jean Maignan, Serge Forestier, Serge Restle, Alain Lagrange, Braham Shroot
  • Patent number: 4867964
    Abstract: Cosmetic composition containing hydroxylated chalcone derivatives and its use for protecting the skin and the hair against luminous radiations, new hydroxylated chalcone derivatives employed and process for their preparation.The invention relates to a cosmetic composition for protecting the skin and the hair against UV rays comprising, in a cosmetically acceptable substrate, at least one derivative of 2-hydroxychalcone of formula: ##STR1## in which R.sub.1, R.sub.2, R.sub.3 and R.sub.4 denote, independently of each other, a hydrogen atom, a straight- or branched-chain C.sub.1 -C.sub.12 alkyl group, a straight- or branched-chain C.sub.1 -C.sub.12 alkyl group or a straight- or branched-chain C.sub.2 -C.sub.20 acyloxy group.The invention also relates to new derivatives of 2-hydroxychalcone and the process for their preparation.
    Type: Grant
    Filed: December 16, 1987
    Date of Patent: September 19, 1989
    Assignee: L'Oreal
    Inventors: Serge Forestier, Claudine Moire, Gerard Lang
  • Patent number: 4866159
    Abstract: Polyaminoamides of formula: ##STR1## in which A.sub.1 represents a divalent radical of structure: ##STR2## in which a and b=0 or 1 ##STR3## in which c and d=0 or 1 or ##STR4## B.sub.1 represents: (1) in the proportions of 60 to 100% (in moles), the radical ##STR5## in which x.sub.1 =2 and n.sub.1 =1 or 2, or alternatively, x.sub.1 =3 and n.sub.1 =1 and e=0 or 1(2) in the proportions of 0 to 40% (in moles), the radical (II) above in which x.sub.1 =2 and n.sub.1 =0 or the radical ##STR6## (3) in the proportions of 0 to 20% (in moles), the radical--NH--(CH.sub.2).sub.6 --NH--;in radicals A.sub.1 and B.sub.1, Y represents a residue of an ultraviolet radiation-absorbing molecule, anda+b+c+d+e.gtoreq.1,it being understood that when a, b, c, d or e are zero, the nitrogen atom is then bound to a hydrogen atom;the ratio m/p is between 0.05 and 0.5;A.sub.2 represents a bivalent radical which has one of the following structures: ##STR7## B.sub.
    Type: Grant
    Filed: August 25, 1986
    Date of Patent: September 12, 1989
    Assignee: L'Oreal
    Inventors: Serge Forestier, Gerard Lang, Edith Sainte Beuve
  • Patent number: 4839160
    Abstract: An ultraviolet radiation absorbing polymer having units of formula I: ##STR1## wherein X is a group derived from benzylidene-bornanone of formula II ##STR2## wherein R.sup.1 represents hydrogen or C.sub.1 -C.sub.12 alkoxy andR.sup.2 represents C.sub.4 -C.sub.12 alkyl.The polymer is useful in protecting human skin against sunburn.
    Type: Grant
    Filed: March 25, 1987
    Date of Patent: June 13, 1989
    Assignee: L'Oreal
    Inventors: Serge Forestier, Claude Mahieu
  • Patent number: 4828819
    Abstract: The composition of the invention comprises, in a medium suitable for the treatment of keratin materials, and natural non-keratin or synthetic textile materials, at least one bis-(quaternary ammonium) derivative having the formula: ##STR1## in which R.sub.1, R.sub.2, R.sub.4 and R.sub.5 are identical or different and denote lower alkyl or lower hydroxyalkyl radicals, R.sub.3 is an alkyl, cycloalkyl, alkenyl, hydroxyalkyl or optionally substituted aralkyl radical containing a maximum of 20 carbon atoms, A.sub.1 and A.sub.2, which are identical or different, represent optionally substituted alkylene or arylene radicals which can contain up to 20 carbon atoms, Z=--SO.sub.2 -- or --CO--.sub.p, in which p=1 or 2, R.sub.6 and R.sub.7, which are identical or different, are hydrogen atoms or lower alkyl radicals, or alternatively, if Z=--CO--.sub.p in which p=1, R.sub.6 and R.sub.7 can together form a group: ##STR2## R.sub.8 and R.sub.9 being hydrogen atoms or lower alkyl radicals, and X.sup..crclbar.
    Type: Grant
    Filed: June 16, 1988
    Date of Patent: May 9, 1989
    Assignee: L'Oreal
    Inventors: Gerard Land, Serge Forestier
  • Patent number: 4775663
    Abstract: A benzofuran derivative which is a compound of formula (I): ##STR1## wherein a to d each are 0 to 1, with a+b+c+d.gtoreq.2; R.sub.1 to R.sub.6 are each H or C.sub.1 -C.sub.6 alkyl; R.sub.7 is --CH.sub.2 OR.sub.8 (R.sub.8 =H, C.sub.1 -C.sub.6 alkyl, C.sub.2 -C.sub.6 mono- or polyhydroxyalkyl), --COR.sub.9 (R.sub.9 =H, C.sub.1 -C.sub.6 alkyl, ##STR2## which is an amino acid or amino sugar residue or where R' and R" are H, C.sub.1 -C.sub.6 alkyl, C.sub.2 -C.sub.6 mono- or polyhydroxyalkyl, C.sub.3 -C.sub.6 alkenyl or form a heterocycle) or OR.sub.10 (where R.sub.10 is H, C.sub.1 -C.sub.20 alkyl, C.sub.2 -C.sub.6 mono- or polyhydroxyalkyl or --OR.sub.10 is derived from a sugar) has retinoid type action and can be used in cosmetics (body and hair hygiene) and in medicine (treatment of dermatological conditions; atopy; degenerative diseases of connective tissue; or corneopathies).
    Type: Grant
    Filed: February 27, 1987
    Date of Patent: October 4, 1988
    Assignee: L'Oreal
    Inventors: Serge Forestier, Alain Lagrange, Gerard Lang, Braham Shroot
  • Patent number: 4775526
    Abstract: A compound of formula: ##STR1## wherein: x is oxygen, sulphur or an --NR--group, wherein R is hydrogen or a C.sub.1 -C.sub.6 alkyl group;R.sub.1 is hydrogen or a C.sub.1 -C.sub.6 alkyl, a C.sub.1 -C.sub.6 alkoxy, an -- SO.sub.2 Cl or -- SO.sub.2 NR.sub.4 R.sub.5 group wherein R.sub.4 and R.sub.5, which may be identical or different, are hydrogen, a C.sub.1 -C.sub.12 alkyl or C.sub.2 -C.sub.4 hydroxyalkyl group, or R.sub.1 is an --SO.sub.3 H or --SO.sub.3.sup..crclbar. M.sup..sym. group wherein M is potassium or sodium or an N(R.sub.6).sub.4.sup..sym. group, wherein each R.sub.6, which may be identical or different, is hydrogen, a C.sub.1 -C.sub.6 alkyl or C.sub.2 -C.sub.4 hydroxyalkyl group;R.sub.2 is hydrogen, a C.sub.1 -C.sub.6 alkyl or C.sub.1 -C.sub.6 alkoxy group, or R.sub.1 and R.sub.2 together are a methylenedioxy group;R.sub.3 is hydrogen or an --SO.sub.3 H, --SO.sub.3.sup..crclbar. M.sup..sym. or --SO.sub.2 NR.sub.4 R.sub.5 group wherein M, R.sub.4 and R.sub.
    Type: Grant
    Filed: December 30, 1986
    Date of Patent: October 4, 1988
    Assignee: L'OREAL
    Inventors: Gerard Lang, Serge Forestier, Herve Richard
  • Patent number: 4774075
    Abstract: The composition of the invention comprises, in a medium suitable for the treatment of keratin materials, and natural non-keratin or synthetic textile materials, at least one bis-(quaternary ammonium) derivatives having the formula: ##STR1## in which R.sub.1, R.sub.2, R.sub.4 and R.sub.5 are identical or different and denote lower alkyl or lower hydroxyalkyl radicals, R.sub.3 is an alkyl, cycloalkyl, alkenyl, hydroxyalkyl or optionally substituted aralkyl radical containing a maximum of 20 carbon atoms, A.sub.1 and A.sub.2, which are identical or different, represent optionally substituted alkylene or arylene radicals which can contain up to 20 carbon atoms, Z=--SO.sub.2 -- or --CO--.sub.p, in which p=1 or 2, R.sub.6 and R.sub.7, which are identical or different, are hydrogen atoms or lower alkyl radicals, or alternatively , if Z=--CO--.sub.p in which p=1, R.sub.6 and R.sub.7 can together form a group: ##STR2## R.sub.8 and R.sub.9 being hydrogen atoms or lower alkyl radicals, and X.sup..crclbar.
    Type: Grant
    Filed: July 2, 1985
    Date of Patent: September 27, 1988
    Assignee: L'Oreal
    Inventors: Gerard Lang, Serge Forestier
  • Patent number: 4766235
    Abstract: Unsaturated camphor derivatives have an activity in the topical and systemic treatment of acne, psoriasis and other dermatological disorders.
    Type: Grant
    Filed: November 5, 1986
    Date of Patent: August 23, 1988
    Assignee: Societe Anonyme dite: L'Oreal
    Inventors: Gerard Lang, Braham Shroot, Serge Forestier, Alain Lagrange
  • Patent number: 4739099
    Abstract: The invention provides a compound of formula (II): ##STR1## and the corresponding isomers and salts; in this formula, a equals 0 or 1; R.sub.1 and R.sub.2 represent, independently, H or a C.sub.1 -C.sub.4 alkyl group; R.sub.3 denotes --C.tbd.N; oxazolinyl; --CH.sub.2 OR.sub.4 (R.sub.4 =H, C.sub.1 -C.sub.4 alkyl, C.sub.2 -C.sub.6 mono- or poly-hydroxyalkyl, cyclopentyl or cyclohexyl, or --OR.sub.4 =tetrahydropyranyl); --COR.sub.5 (R.sub.5 =H, C.sub.1 -C.sub.4 alkyl, --NR'R" where R' and R" have various meanings); --OR.sub.6 (R.sub.6 =H, C.sub.1 -C.sub.18 alkyl, C.sub.2 -C.sub.3 monohydroxyalkyl or C.sub.3 -C.sub.6 polyhydroxyalkyl with 2-5 OH groups), which has useful medicinal and cosmetic applications.
    Type: Grant
    Filed: September 30, 1985
    Date of Patent: April 19, 1988
    Assignee: L'Oreal
    Inventors: Gerard Lang, Serge Forestier, Alain Lagrange, Braham Shroot
  • Patent number: 4710584
    Abstract: New derivatives of 3-benzylidene camphor, process for preparing them and their use as protective agents against UV rays and as medicaments.Derivatives of 3-benzylidene camphor of formula: ##STR1## in which R denotes a hydrogen atom, a methyl or ethyl radical,R' denotes a hydrogen atom, a methyl or ethyl radical,R and R' being unable simultaneously to denote a hydrogen atom,R.sub.1 denotes a --COOR.sub.2, --CONHR.sub.2, --COO.sup.- M.sup.+, --CHO, --CH(OR.sub.4).sub.2 or --CH.sub.2 OR.sub.4 group,R.sub.2 being an alkyl, alkenyl, cycloalkyl or aralkyl radical containing at most 20 carbon atoms, optionally substituted by hydroxy, alkoxy, amine or quaternary ammonium groups,M denoting a hydrogen atom, an alkali metal or a N.sup.+ (R.sub.3).sub.4 group, R.sub.3 being a hydrogen atom or a C.sub.1 to C.sub.4 alkyl or hydroxyalkyl radical,R.sub.4 denoting H, alkyl, cycloalkyl or aralkyl containing at most 20 carbon atoms.Application in cosmetics for protection against UV rays.
    Type: Grant
    Filed: December 11, 1984
    Date of Patent: December 1, 1987
    Assignee: L'Oreal
    Inventors: Gerard Lang, Serge Forestier, Alain LaGrange
  • Patent number: 4702906
    Abstract: A shampoo composition contains in an aqueous carrier a quaternized polymer and a detergent.
    Type: Grant
    Filed: May 13, 1985
    Date of Patent: October 27, 1987
    Assignee: Societe Anonyme dite: L'Oreal
    Inventors: Bernard Jacquet, Gerard Lang, Alain Malaval, Serge Forestier, Do Le Trung
  • Patent number: 4656029
    Abstract: The present invention relates to a cosmetic composition containing, as an agent for protecting against light, pure aloesin or an aloe extract containing at least 40% of aloesin and less than 5% of barbaloin, in a quantity of 0.5 to 20% by weight, in a cosmetically acceptable medium.Such a cosmetic composition can consist of a protective composition, a sunscreen composition or a cosmetic composition stabilized against light and can be applied on skin or to hair.
    Type: Grant
    Filed: April 9, 1985
    Date of Patent: April 7, 1987
    Assignee: L'Oreal
    Inventors: Jean F. Grollier, Gerard Lang, Serge Forestier, Georges Rosenbaum
  • Patent number: 4517174
    Abstract: A hair dye or hair bleaching composition contains in an aqueous carrier a quaternized polymer.
    Type: Grant
    Filed: September 21, 1983
    Date of Patent: May 14, 1985
    Assignee: Societe Anonyme dite: L'Oreal
    Inventors: Bernard Jacquet, Gerard Lang, Alain Malaval, Serge Forestier, Do Le Trung
  • Patent number: 4411884
    Abstract: A hair shaping cosmetic composition contains in an aqueous, alcoholic or hydoalcoholic carrier a quaternized polymer.
    Type: Grant
    Filed: December 17, 1980
    Date of Patent: October 25, 1983
    Assignee: Societe Anonyme dite: L'Oreal
    Inventors: Bernard Jacquet, Gerard Lang, Alain Malaval, Serge Forestier, Do Le Trung
  • Patent number: 4395541
    Abstract: Ionene polymers have been prepared and have been found to be useful in cosmetic compositions for the treatment of the hair and skin, or in the treatment of natural or synthetic textile fibers.
    Type: Grant
    Filed: December 17, 1980
    Date of Patent: July 26, 1983
    Assignee: Societe Anonyme dite: L'Oreal
    Inventors: Bernard Jacquet, Gerard Lang, Alain Malaval, Serge Forestier, Do Le Trung
  • Patent number: 4390522
    Abstract: A cosmetic composition for application to the hair, skin or nails comprises in a cosmetic vehicle selected from water, a lower alkanol or a dilute lower alkanol solution, 0.01 to 15 percent by weight of a cationic polymer having units of the formula ##STR1## said polymer having a molecular weight between 1,000 and 50,000. R.sub.1, R.sub.2, R.sub.3 and R.sub.4 each independently represent alkyl or hydroxyalkyl wherein the alkyl of each has 1-20 carbon atoms. A is alkylene, hydroxyalkylene, --(CH.sub.2).sub.n --Z--(CH.sub.2).sub.n -- wherein Z is oxygen and n is a whole number ranging from 2-10, or --EO).sub.m.sbsb.1 (DO.sub.m D.sub.1 wherein E is alkylene or hydroxyalkylene containing 1-5 carbon atoms, m.sub.1 is 0 or 1, m is 1-600 with the proviso that m is greater than 1 when m.sub.1 =0. D.sub.1 represents E when m.sub.1 =1 and D.sub.1 represents D when m.sub.1 =0. B represents --EO).sub.m.sbsb.1 (DO).sub.m D.sub.1 wherein E, D, D.sub.1, m and m.sub.1 are defined above X.sup..crclbar.
    Type: Grant
    Filed: December 17, 1980
    Date of Patent: June 28, 1983
    Assignee: Societe Anonyme dite: L'Oreal
    Inventors: Bernard Jacquet, Gerard Lang, Alain Malaval, Serge Forestier, Do Le Trung