Patents by Inventor Klaus Pietrzik

Klaus Pietrzik 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: 10463666
    Abstract: The present invention relates to a pharmaceutical composition which comprises progestogens, preferably drospirenone, estrogens, preferably ethinylestradiol and 5-methyl-(6S)-tetrahydrofolate, can be employed as oral contraceptive and moreover prevents disorders caused by folate deficiency in the consumers, in particular cardiovascular disorders and, after conception of the embryo, congenital malformations caused by folate deficiency such as, for example, neural tube defects, ventricular valve defects, urogenital defects, and cleft lip, jaw and palate, without masking the symptoms of vitamin B12 deficiency, and at the same time even in the case of homozygous or heterozygous polymorphism of methylenetetrahydrofolate reductase facilitates unimpaired utilizability of the folate component 5-methyl-(6S)-tetrahydrofolate by the body and thus its biological activity for preventing the abovementioned congenital malformations caused by folate deficiency.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: November 5, 2019
    Assignees: MERCK & CIE, Bayer Intellectual Property GmbH
    Inventors: Kai Strothmann, Gavin Welch Wasserfall-Smith, Klaus Pietrzik, Kristina King, Rudolf Moser
  • Publication number: 20160095860
    Abstract: The present invention relates to a pharmaceutical composition which comprises progestogens, preferably drospirenone, estrogens, preferably ethinylestradiol and 5-methyl-(6S)-tetrahydrofolate, can be employed as oral contraceptive and moreover prevents disorders caused by folate deficiency in the consumers, in particular cardiovascular disorders and, after conception of the embryo, congenital malformations caused by folate deficiency such as, for example, neural tube defects, ventricular valve defects, urogenital defects, and cleft lip, jaw and palate, without masking the symptoms of vitamin B12 deficiency, and at the same time even in the case of homozygous or heterozygous polymorphism of methylenetetrahydrofolate reductase facilitates unimpaired utilizability of the folate component 5-methyl-(6S)-tetrahydrofolate by the body and thus its biological activity for preventing the abovementioned congenital malformations caused by folate deficiency.
    Type: Application
    Filed: December 10, 2015
    Publication date: April 7, 2016
    Applicants: MERCK & CIE, Bayer Intellectual Property GmbH
    Inventors: Kai STROTHMANN, Gavin Welch SMITH, Klaus PIETRZIK, Kristina KING, Rudolf MOSER
  • Publication number: 20080160004
    Abstract: The present invention relates to a pharmaceutical composition which comprises progestogens, preferably drospirenone, estrogens, preferably ethinylestradiol and 5-methyl-(6S)-tetrahydrofolate, can be employed as oral contraceptive and moreover prevents disorders caused by folate deficiency in the consumers, in particular cardiovascular disorders and, after conception of the embryo, congenital malformations caused by folate deficiency such as, for example, neural tube defects, ventricular valve defects, urogenital defects, and cleft lip, jaw and palate, without masking the symptoms of vitamin B12 deficiency, and at the same time even in the case of homozygous or heterozygous polymorphism of methylenetetrahydrofolate reductase facilitates unimpaired utilizability of the folate component 5-methyl-(6S)-tetrahydrofolate by the body and thus its biological activity for preventing the abovementioned congenital malformations caused by folate deficiency.
    Type: Application
    Filed: November 12, 2007
    Publication date: July 3, 2008
    Inventors: Kai Strothmann, Gavin Welch Smith, Klaus Pietrzik, Kristina King, Rudolf Moser