Patents by Inventor Carsten BUNGENSTOCK

Carsten BUNGENSTOCK 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).

  • Liquid concentrate for the protection of compositions to be applied topically, against microbial attack
    Patent number: 10010071
    Abstract: A liquid concentrate which includes: a) from 20 to 70% by weight of 3-phenylpropan-1-ol, b) from 10 to 50% by weight of 1,2-octanediol, c) from 15 to 60% by weight of 1,3-propanediol, and d) where necessary up to 2000 ppm of one or more antioxidants; and a composition for topical application, including such liquid concentrate.
    Type: Grant
    Filed: September 22, 2014
    Date of Patent: July 3, 2018
    Assignee: L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
    Inventors: Carsten Bungenstock, Sarah Erichsen, Sabine Herweg, Sonja Luthje, Klaus Weber
  • Composition comprising ferulic acid ethyl ester and aryl alkanol
    Patent number: 9907737
    Abstract: A composition which includes a) ferulic acid ethyl ester and b) one, two or more aryl alkanols. The combination of components a) and b) has an antimicrobial effect on products such as cosmetics.
    Type: Grant
    Filed: July 4, 2014
    Date of Patent: March 6, 2018
    Assignee: L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
    Inventors: Wolfgang Beilfuss, Klaus Weber, Peter Oltmanns, Sabine Herweg, Sarah Erichsen, Carsten Bungenstock, Sonja Luthje
  • COMPOSITION COMPRISING FERULIC ACID ETHYL ESTER AND ARYL ALKANOL
    Publication number: 20160310382
    Abstract: A composition which includes a) ferulic acid ethyl ester and b) one, two or more aryl alkanols. The combination of components a) and b) has an antimicrobial effect on products such as cosmetics.
    Type: Application
    Filed: July 4, 2014
    Publication date: October 27, 2016
    Inventors: Wolfgang BEILFUSS, Klaus WEBER, Peter OLTMANNS, Sabine HERWEG, Sarah ERICHSEN, Carsten BUNGENSTOCK, Sonja LÜTHJE
  • Antimicrobially active compositions based on zinc compound, glycerine monoalkyl ether and antioxidant
    Patent number: 9446071
    Abstract: Antimicrobial compositions containing (i) at least one zinc compound selected from zinc salt and zinc oxide; (ii) at least one glycerine monoalkyl ether, R—O—CH2—CHOH—CH2O, wherein R is a branched or unbranched C1-C24 alkyl group that can be substituted with one or more hydroxy and/or C1-C4 alkoxy group(s) and/or the alkyl chain can be interrupted by up to four oxygen atoms; (iii) at least one antioxidant; and optionally (iv) one or more alkanediols; the weight ratio of (ii) to (iii) is at least 10:1. The compositions are used in cosmetics and pharmaceuticals and have broad anti-microbial activity, in particular against Pseudomonas aeruginosa, at active contents of only about 3 wt. %.
    Type: Grant
    Filed: May 1, 2013
    Date of Patent: September 20, 2016
    Assignee: L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGE CLAUDE
    Inventors: Petra Kolditz, Klaus Weber, Wolfgang Beilfuss, Carsten Bungenstock, Sabine Herweg
  • LIQUID CONCENTRATE FOR THE PROTECTION OF COMPOSITIONS TO BE APPLIED TOPICALLY, AGAINST MICROBIAL ATTACK
    Publication number: 20160227770
    Abstract: A liquid concentrate which includes: a) from 20 to 70% by weight of 3-phenylpropan-1-ol, b) from 10 to 50% by weight of 1,2-octanediol, c) from 15 to 60% by weight of 1,3-propanediol, and d) where necessary up to 2000 ppm of one or more antioxidants; and a composition for topical application, including such liquid concentrate.
    Type: Application
    Filed: September 22, 2014
    Publication date: August 11, 2016
    Inventors: Carsten BUNGENSTOCK, Sarah ERICHSEN, Sabine HERWEG, Sonja LUTHJE, Klaus WEBER