Patents by Inventor Peter Oltmanns

Peter Oltmanns 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: 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
  • 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
  • Patent number: 5756500
    Abstract: The invention relates to an aqueous dispersion which includes a mixture composed of the active ingredients carbendazime, 2-(thiocyanomethylthio)-benzothiazole and 2-methylthio-4-t-butyl-amino-6-cyclopropylamino-s-triazine. Further active ingredients with algicidal or fungicidal effect can optionally be present in the dispersion. The dispersion can be used for the fungicidal and algistatic finishing of paints, varnishes and plasters.
    Type: Grant
    Filed: December 11, 1995
    Date of Patent: May 26, 1998
    Assignee: Schulke & Mayr GmbH
    Inventors: Wolfgang Beilfuss, Heinz Eggensperger, Karl-Heinz Diehl, Peter Oltmanns
  • Patent number: 5670160
    Abstract: A preservative, for compositions having an aqueous phase, comprisinga) 5 to 60% by weight of an organic acid selected from the group consisting of benzoic acid, 4-hydroxybenzoic acid, salicylic acid, formic acid, acetic acid, propionic acid, sorbic acid, undecylenic acid and dehydracetic acid or their mixtures including their sodium, potassium, calcium, magnesium, ammonium and ethanolamine saltsb) 10 to 95% by weight of alcohols of the general formulae I, II or III ##STR1## in which R.sub.1 denotes hydrogen, an n-alkyl, iso-alkyl or alkoxy radical having 1 to 3 C atoms, and R.sub.2 and R.sub.3 denote hydrogen or a CH.sub.3 -- or C.sub.2 H.sub.5 -- radical and n has the value of 3 or 4, andc) 0.1 to 20% by weight of one or more poly(hexa-methylenebiguanide) salts of the general formula ##STR2## in which Z represents hydrochloride, acetate, lactate, benzoate, propionate, 4-hydroxybenzoate, sorbate or salicylate; and n has the value of 4 to 6, in combination in a customary carrier or solvent.
    Type: Grant
    Filed: January 30, 1996
    Date of Patent: September 23, 1997
    Assignee: Schulke & Mayr GmbH
    Inventors: Heinz Eggensperger, Karl-Heinz Diehl, Peter Oltmanns
  • Patent number: 5591442
    Abstract: A skin antiseptic and hand disinfectant composition is disclosed. The composition comprises a glycerol monoalkyl ether is a glycerol 1-C.sub.5 -C.sub.12 alkyl ether and an aliphatic C.sub.1 -C.sub.6 alkyl alcohol.
    Type: Grant
    Filed: August 15, 1995
    Date of Patent: January 7, 1997
    Assignee: Reckitt & Colman Inc.
    Inventors: Karl H. Diehl, Heinz Eggensperger, Peter Goroncy-Bermes, Peter Oltmanns, Susanne Toefke
  • Patent number: 5516510
    Abstract: Deodorant compositions comprise glycerin monoalkyl ethers of the formula ##STR1## in which R is a branched or unbranched C.sub.6 -C.sub.18 alkyl in combination with other deodorant ingredients. Preferably R is C.sub.8 to C.sub.12 alkyl; more particularly, C.sub.8 alkyl; and most preferably, 2-ethylhexyl.
    Type: Grant
    Filed: November 24, 1993
    Date of Patent: May 14, 1996
    Assignee: Reckitt & Colman Inc.
    Inventors: Wolfgang Beilfuss, Heinz Eggensperger, Karl-Heinz Diehl, Peter Oltmanns
  • Patent number: 5276047
    Abstract: The invention relates to a liquid preparation containing 1,2-benzoisothiazoline-3-one (BIT) and amines and optionally containing additional solvents and common additives, and containing as amine one or more amines having the general formula ##STR1## wherein R represents a straight-chained or branched alkyl or alkylene radical having 10 to 14 C atoms; n+m has a value of 4 to 12 and neither n nor m can be zero. The liquid composition, in an amount of at least 0.05 to 0.3% (by weight), can be used in products which contain water or can be diluted with water such as dispersions of synthetic materials, emulsion paints, adhesives, paper-coating materials, textile softening agents, sizing agents, surfactants, detergents, cleaning and polishing agents, spinning baths, coolants or metal working fluids, leather auxiliaries, and silicone and bitumen emulsions, as agent against material destruction caused by microbes.
    Type: Grant
    Filed: January 28, 1993
    Date of Patent: January 4, 1994
    Assignee: Sterling Winthrop, Inc.
    Inventors: Heinz Eggensperger, Peter Oltmanns, Karl-Heinz Scheler, Karl-Heinz Diehl
  • Patent number: 5147884
    Abstract: An antimicrobial composition for preserving products or systems containing an aqueous phase comprising from 10 to 60% by weight or tert.-butyl hydroperoxide, from 3 to 50% by weight of a monophenylglycol ether of formulas I or II herein, and the remainder a diluent which is water, an organic solvent or a mixture of water and organic solvent; and a method of use of the antimicrobial composition. The antimicrobial composition may additionally include up to about 20% by weight of a biocide selected from certain non-halogenated phenols, certain heterocyclic compounds and guanidine, phthalimide and urea derivatives.
    Type: Grant
    Filed: February 12, 1990
    Date of Patent: September 15, 1992
    Assignee: Sterling Drug Inc.
    Inventors: Karl-Heinz Diehl, Peter Oltmanns