Patents by Inventor Wolfgang Lahr

Wolfgang Lahr 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: 5958979
    Abstract: The present invention relates to stabilized medicaments containing thyroid hormone the stabilizing component of which is sodium thiosulfate in a mass ratio of thyroid hormone to sodium thiosulfate of 1:0.1 to 1:50 and processes for preparing such medicaments.
    Type: Grant
    Filed: April 8, 1998
    Date of Patent: September 28, 1999
    Assignee: Henning Berlin GmbH & Co.
    Inventors: Wolfgang Lahr, Andrea Friese, Guido Weickgenannt
  • Patent number: 5378470
    Abstract: Described are dry pharmaceutical preparations or clysters designed for rectal administration, which contain an active ingredient or mixture of active ingredients plus additives, and which are only reconstituted immediately before use by the addition of water, the volume of which can be selected to suit the particular patient. Such preparations are preferably marketed in graduated clyster flasks allowing the contents to be diluted with an amount of water appropriate to a particular patient.
    Type: Grant
    Filed: December 20, 1993
    Date of Patent: January 3, 1995
    Assignee: Henning Berlin GmbH
    Inventor: Wolfgang Lahr
  • Patent number: 5368864
    Abstract: Formulations of oxypurinol and/or its alkali or alkaline earth salts in non-crystalline form, containing the active substance in the form of a solids dispersion with pharmacologically harmless adjuvants. They have more rapid and higher solubility than oxypurinol and/or its alkali or alkaline earth salts. They can be used for the preparation of drugs having high bioavailability of the active substance oxypurinol.
    Type: Grant
    Filed: March 25, 1993
    Date of Patent: November 29, 1994
    Assignee: Henning Berlin GmbH Chemie- und Pharmawerk
    Inventors: Wolfgang Lahr, Guido Weickgenannt
  • Patent number: 5071642
    Abstract: Solid drug formulations for oral administration containing one or more dihydropyridines in doses of between 10 and 240 mg and suitable to be administered as a single dose per day for the treatment of circulatory disorders and high blood pressure.
    Type: Grant
    Filed: October 21, 1987
    Date of Patent: December 10, 1991
    Assignee: Dr. Rentschler Arzneimittel GmbH & Co.
    Inventors: Wolfgang Lahr, Hans Kohne, Frank Musculus, Hein-Uwe Schmersahl
  • Patent number: 4894235
    Abstract: An improved form of administration of 1,4-dihydro-2,6-dimethyl-4-(2-nitrophenyl)-3,5-pyridine-dicarboxylic acid-dimethylester (i.e., Nifedipine) is provided in which the Nifedipine is molecularly dispersed wihtin a solidified melt of polyethylene glycols which are liquid, semi-solid and solid at room temperature. The weight ratio of liquid to non-liquid polyethylene glycols in the solidified melt ranges from about 7:23 to 23:7, the solidification temperature of the mixture ranges from about 25.degree. C. to 62.degree. C. and the mixture has a viscosity of from about 1 to 180,000 poise when measured at 20.degree. C. in admixture with up to about 40 percent by weight of water.
    Type: Grant
    Filed: October 3, 1985
    Date of Patent: January 16, 1990
    Assignee: Dr. Rentschler, Arzneimmittel GmbH & Co.
    Inventors: Hans Kohne, Wolfgang Lahr, Hein U. Schmersahl
  • Patent number: 4855300
    Abstract: A pharmaceutical combination preparation and method for the treatment of circulatory disturbances comprising a dihydropyridine of the formula ##STR1## in which --R.sub.1, is a CH.sub.3 --O--CH.sub.2 --CH.sub.2 -- or CH.sub.3 group; R.sub.2 is a ##STR2## or CH.sub.3 --CH.sub.2 -- group; R.sub.3 is 4, NO.sub.2 or CL; and R.sub.2 is NO.sub.2, H or CL; and pharmaceutically suitable salts thereof; as active substance A and Pentoxifylline as active substance B, the quantity ratios of A:B being from about 1:150 to about 1:2.
    Type: Grant
    Filed: February 4, 1987
    Date of Patent: August 8, 1989
    Assignee: Dr. Rentschler Arzneimittel GmbH & Co.
    Inventors: Kumaresh Nandi, Helga Fischer, Wilfried Herrmann, Hans Kohne, Wolfgang Lahr, Hein U. Schmersahl, Hatto Walch