Patents by Inventor Pierre-Alain Blanc

Pierre-Alain Blanc 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: 10370616
    Abstract: The present invention relates to perfuming compositions and consumer products that contain compounds of formula in the form of any one of its stereoisomers or a mixture thereof and wherein one R represents a methyl group and the other R is a hydrogen atom. The compounds are useful as perfuming ingredients in particular to impart lily of the valley/gardenia odor notes to the composition or product.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: August 6, 2019
    Assignee: FIRMENICH SA
    Inventors: Fabrice Robvieux, Pierre-Alain Blanc
  • Publication number: 20180237725
    Abstract: The present invention relates to perfuming compositions and consumer products that contain compounds of formula in the form of any one of its stereoisomers or a mixture thereof and wherein one R represents a methyl group and the other R is a hydrogen atom. The compounds are useful as perfuming ingredients in particular to impart lily of the valley/gardenia odor notes to the composition or product.
    Type: Application
    Filed: April 25, 2018
    Publication date: August 23, 2018
    Inventors: Fabrice ROBVIEUX, Pierre-Alain BLANC
  • Patent number: 9982218
    Abstract: The present invention relates to compounds of formula (I) in the form of any one of its stereoisomers or a mixture thereof and wherein one R represents a methyl group and the other R is a hydrogen atom; which are useful as perfuming ingredients.
    Type: Grant
    Filed: October 16, 2014
    Date of Patent: May 29, 2018
    Assignee: Firmenich SA
    Inventors: Fabrice Robvieux, Pierre-Alain Blanc
  • Publication number: 20160264910
    Abstract: The present invention relates to compounds of formula (I) in the form of any one of its stereoisomers or a mixture thereof and wherein one R represents a methyl group and the other R is a hydrogen atom; which are useful as perfuming ingredients.
    Type: Application
    Filed: October 16, 2014
    Publication date: September 15, 2016
    Applicant: Firmenich SA
    Inventors: Fabrice ROBVIEUX, Pierre-Alain BLANC
  • Patent number: 8222199
    Abstract: The present invention concerns the use as perfuming ingredient of a lower alkyl ester of 4,6,6-trimethyl-1,3-cyclohexadiene-1-carboxylate or 4,6,6-trimethyl-3-cyclohexene-1-carboxylate. These compounds are able to impart odor notes of the spicy/saffron type.
    Type: Grant
    Filed: February 22, 2007
    Date of Patent: July 17, 2012
    Assignee: Firmenich SA
    Inventors: Charles Fehr, Pierre-Alain Blanc
  • Publication number: 20070149438
    Abstract: The present invention concerns the use as perfuming ingredient of a lower alkyl ester of 4,6,6-trimethyl-1,3-cyclohexadiene-1-carboxylate or 4,6,6-trimethyl-3-cyclohexene-1-carboxylate. These compounds are able to impart odor notes of the spicy/saffron type.
    Type: Application
    Filed: February 22, 2007
    Publication date: June 28, 2007
    Inventors: Charles Fehr, Pierre-Alain Blanc
  • Patent number: 7196050
    Abstract: The present invention relates to a compound of formula wherein R represents a methyl or an ethyl group, in the form of any one of its isomers or of a mixture thereof. The invention relates also to the use of such a compound as a perfuming ingredient capable of imparting a odorant note of the rose type. Moreover, the invention concern also the perfumed article or perfuming composition containing a compound according to the invention.
    Type: Grant
    Filed: November 1, 2002
    Date of Patent: March 27, 2007
    Assignee: Firmenich SA
    Inventors: Charles Fehr, Pierre-Alain Blanc
  • Patent number: 6872697
    Abstract: The present invention relates to the use as a perfuming ingredient of 2-methyl-3-hexanone-oxime of formula in which the wavy line represents a bond having a configuration of the type (Z) or (E) or a mixture of the two configurations.
    Type: Grant
    Filed: August 19, 2002
    Date of Patent: March 29, 2005
    Assignee: Firmenich SA
    Inventors: Pierre-Alain Blanc, Piero Fantini, Peter Fankhauser
  • Patent number: 6737396
    Abstract: The invention concerns (1-ethoxyethoxy-cyclododecane) which, although its smell is not noticed by a large number of people, can advantageously be used in a perfume composition as perfume exalting fixative.
    Type: Grant
    Filed: December 13, 2002
    Date of Patent: May 18, 2004
    Assignee: Firmenich SA
    Inventors: Christian Margot, Pierre-Alain Blanc
  • Publication number: 20030119712
    Abstract: The present invention relates to a compound of formula 1
    Type: Application
    Filed: November 1, 2002
    Publication date: June 26, 2003
    Inventors: Charles Fehr, Pierre-Alain Blanc
  • Publication number: 20030069167
    Abstract: The present invention relates to the use as a perfuming ingredient of 2-methyl-3-hexanone-oxime of formula 1
    Type: Application
    Filed: August 19, 2002
    Publication date: April 10, 2003
    Inventors: Pierre-Alain Blanc, Piero Fantini, Peter Fankhauser
  • Patent number: 6103688
    Abstract: Compounds consisting of indan derivatives of the formula: ##STR1## Wherein X or Y represents an aldehyde or an acetal group and the other represents a hydrogen, and R represents a hydrogen or a methyl group and the t-butyl group is at the 5 or 6 position of the phenyl ring. Where these compounds are useful as perfuming ingredients for the preparation of perfuming compositions and perfumed articles to which they impart floral odor notes.
    Type: Grant
    Filed: April 17, 1996
    Date of Patent: August 15, 2000
    Assignee: Firmenich SA
    Inventors: Beat Winter, Pierre-Alain Blanc, Serge Lamboley
  • Patent number: 5990076
    Abstract: 7-Propyl-2H,4H-1,5-benzodioxepin-3-one and its use as perfuming ingredient is described. The said compound develops an aldehyde-type fragrance typical of the aliphatic unsaturated aldehydes of current use in products like soaps, shampoos, detergents for textiles or for multiple purposes, but, contrary to these aldehydes, proved to be completely stable, chemically and olfactively, in aggressive media characteristic of these products.
    Type: Grant
    Filed: August 19, 1998
    Date of Patent: November 23, 1999
    Assignee: Firemenich SA
    Inventors: Jean-Marc Gaudin, Pierre-Alain Blanc
  • Patent number: 5792740
    Abstract: Perfuming ingredients which include at least one macrolide of formula ##STR1## having a double bond in one of the positions indicated by the dotted lines and wherein the symbol R represents a hydrogen atom or a methyl radical, are described. They are useful for the preparation of perfumes and perfumed consumer products to which they impart musky odors with original nuances.
    Type: Grant
    Filed: March 5, 1997
    Date of Patent: August 11, 1998
    Assignee: Firmenich SA
    Inventors: Hubert Mimoun, Pierre-Alain Blanc
  • Patent number: 5696075
    Abstract: Described herein are compounds of the formula ##STR1## wherein R represents a hydrogen atom or a methyl radical and X stands for a --CHO, or a --CN group, are useful as perfuming ingredients for preparing perfuming compositions and a variety of perfumed articles, to which they impart sandalwood-type odor notes, together with marine, ozone type odor characters, such that said compositions and articles thus acquire a "transparent" connotation. The aldehydes of formula (I) are also useful as starting products for the preparation of the corresponding fragrant alcohols and nitriles.
    Type: Grant
    Filed: July 27, 1995
    Date of Patent: December 9, 1997
    Assignee: Firmenich SA
    Inventors: Christian Chapuis, Pierre-Alain Blanc
  • Patent number: 5679634
    Abstract: We describe the use of substituted (3H)-benzo?b!furan-2-ones, namely with alkyl groups, for the preparation of perfuming compositions and perfumed articles, to which these compounds impart odor notes of the lactonic, coumarinic and fruity, or yet musky, type.
    Type: Grant
    Filed: January 4, 1996
    Date of Patent: October 21, 1997
    Assignee: Firmenich S.A.
    Inventors: Christian Vial, Pierre-Alain Blanc
  • Patent number: 5569660
    Abstract: 3-(2,2-Dimethyl-propyl)-pyridine is used to impart, improve or modify the odor properties of a variety of consumer products. In particular, it develops fruity-fresh type notes.
    Type: Grant
    Filed: May 17, 1995
    Date of Patent: October 29, 1996
    Assignee: Firmenich SA
    Inventors: Roger L. Snowden, Pierre-Alain Blanc
  • Patent number: 5552379
    Abstract: The compounds of formulaa. ##STR1## wherein symbol X represents a --CHO group or a group of formula ##STR2## in which symbols R', taken separately, represent each a C.sub.1 to C.sub.4, linear or branched, saturated or unsaturated alkyl radical, or taken together represent a substituted or unsubstituted C.sub.2 to C.sub.4 alkylene radical; symbol R.sup.2 represents a hydrogen atom or a methyl radical; and R.sup.1 and R.sup.3 are different and represent each a hydrogen atom or a methyl radical;or of formulab. ##STR3## wherein the tert-butyl radical is located in position 5 or 6 of the aromatic ring and, either Y represents hydrogen and X and R.sup.2 have the meaning indicated above, or X and R.sup.2 represent each a hydrogen atom and Y represents a --CH.sub.2 CHO group or a group of formula ##STR4## in which R' is defined as in a.; or of formulac. ##STR5## wherein X and R.sup.
    Type: Grant
    Filed: May 12, 1995
    Date of Patent: September 3, 1996
    Assignee: Firmenich SA
    Inventors: Beat Winter, Pierre-Alain Blanc, Serge Lamboley
  • Patent number: 5538944
    Abstract: (1RS,5RS)-5-Methyl-exo-tricyclo[6.2.1.0.sup.2,7 ]undecan-4-one, as well as the compositions which contain a preponderant amount of this compound together with its isomer (1RS,5SR)-5-methyl-exo-tricyclo[6.2.1.0.sup.2,7 ]undecan-4-one, are useful as perfuming ingredients for the preparation of perfuming compositions and perfumed articles, to which they impart aromatic, thujonic and herbaceous odors.
    Type: Grant
    Filed: March 14, 1995
    Date of Patent: July 23, 1996
    Assignee: Firmenich S.A.
    Inventors: Peter Fankhauser, Piero Fantini, Pierre-Alain Blanc
  • Patent number: RE36493
    Abstract: Perfuming ingredients which include at least one macrolide of formula ##STR1## having a double bond in one of the positions indicated by the dotted lines and wherein the symbol R represents a hydrogen atom or a methyl radical, are described. They are useful for the preparation of perfumes and perfumed consumer products to which they impart musky odors with original nuances.
    Type: Grant
    Filed: March 31, 1999
    Date of Patent: January 11, 2000
    Assignee: Firmenich SA
    Inventors: Hubert Mimoun, Pierre-Alain Blanc