Patents by Inventor Manfred Specker

Manfred Specker 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: 4294851
    Abstract: The object of the present invention are novel aminobenzoic acid derivatives having the general formula: ##STR1## wherein R.sub.1 is hydrogen, chlorine, hydroxy, acetoxy or C.sub.1 -C.sub.3 -alkoxy;R.sub.2 is hydrogen, chlorine or sulfamoyl;R.sub.5 is hydrogen or combined with R.sub.6 a C.sub.2 -C.sub.3 -alkylene;Y is the group ##STR2## or in ortho-position together with the hydrogen atom on the nitrogen and with R.sub.5 the group ##STR3## wherein R.sub.3 is hydrogen or methyl;R.sub.4 is hydrogen, C.sub.1 -C.sub.3 -alkyl, or with Z substituted phenoxy; andZ is hydrogen, halogen or trifluoromethyl;X is C.sub.1 -C.sub.3 -alkylene forming, if necessary, under substitution with R.sub.6 a 5- or 6-link aliphatic or aromatic ring system;R.sub.6 is C.sub.1 -C.sub.4 -alkyl or in combination with X a C.sub.3 -C.sub.4 -cycloalkylene or cycloarylene;R.sub.7 is hydrogen, C.sub.1 -C.sub.3 -alkyl, formyl, the group Y, or together with R.sub.6 a C.sub.4 -C.sub.5 -cycloalkylene, or together with X and R.sub.6 pyridylmethyl;R.
    Type: Grant
    Filed: June 27, 1978
    Date of Patent: October 13, 1981
    Inventors: Gunter Metz, Manfred Specker
  • Patent number: 4246264
    Abstract: The use of etofylline clofibrate for the treatment of elevated serum levels of uric acid in humans is disclosed.
    Type: Grant
    Filed: January 17, 1980
    Date of Patent: January 20, 1981
    Assignee: Ludwig Merckle, K.G., Chem. Pharm. Fabrik
    Inventors: Gunter Metz, Manfred Specker
  • Patent number: 4156003
    Abstract: The use of the combination of clofibrinic acid or clofibrate with cinnarizine for the treatment of hypertension in humans is disclosed.
    Type: Grant
    Filed: August 24, 1978
    Date of Patent: May 22, 1979
    Assignee: Ludwig Merckle K.G., Chem. Pharm. Fabrik
    Inventors: Gunter Metz, Manfred Specker
  • Patent number: 4146637
    Abstract: There are disclosed N-acyl substituted benzamides of the general formula: ##STR1## wherein: X is carbon or nitrogen;R.sub.1 is hydrogen, alkyl, halogen, trifluoromethyl, alkoxy, phenoxy or acetoxy;Y is the radical --O--, --NH-- or --S--;Z is an alkylene group containing 1 to 5 carbon atoms, or an alkenylene group containing 1 to 5 carbon atoms, either of which group may be unsubstituted or substituted by an alkyl, alkenyl, phenyl, cycloalkyl, acetyl, amino or halogenphenoxy group;R.sub.2 is hydrogen, an alkyl group containing 1 to 4 carbon atoms, an alkenyl group containing 1 to 4 carbon atoms in which either the alkyl or the alkenyl group may be unsubstituted or substituted with a halogen, phenyl or halogenphenyl substituent; andThe value of n, m, and p may each be 0 or 1, and in the case of p=1, pharmaceutically acceptable salts thereof.Also disclosed is a method for making such compounds and pharmaceutical compositions containing such compounds.
    Type: Grant
    Filed: May 23, 1977
    Date of Patent: March 27, 1979
    Assignee: Ludwig Merckle K.G., Chem. Pharm. Fabrik
    Inventors: Gunter Metz, Manfred Specker
  • Patent number: 4073918
    Abstract: Phenoxyalkylcarboxylic acid amides and their preparation is described. These compounds are useful as antihypercholesteremic agents.
    Type: Grant
    Filed: September 25, 1975
    Date of Patent: February 14, 1978
    Assignee: Ludwig Merckle KG
    Inventors: Gunter Metz, Manfred Specker
  • Patent number: 4008324
    Abstract: Salts of 1-cinnamyl-4-diphenylmethyl piperazine and their method of preparation of compositions thereof is described. These compounds have antihypercholesteremic activity.
    Type: Grant
    Filed: January 20, 1976
    Date of Patent: February 15, 1977
    Assignee: Ludwig Merckle KG
    Inventors: Gunter Metz, Manfred Specker
  • Patent number: 3985790
    Abstract: A novel pharmaceutically useful compound, the p-chlorophenoxyisobutyrate salt of 4-(p-chlorophenoxyacetyl-amino)-benzene carboxylic acid diethylaminoethyl ester, is disclosed, which has superior antilipemic and anticholesteremic properties.
    Type: Grant
    Filed: July 23, 1974
    Date of Patent: October 12, 1976
    Assignee: Ludwig Merckle KG
    Inventors: Gunter Metz, Manfred Specker
  • Patent number: 3984413
    Abstract: Phenoxyalkanecarboxylic acids are esterified with 7-(2-hydroxyethyl) theophylline or 7-(2,3-dihydroxypropyl) theophylline. The resulting esters have excellent antilipemic and anticholesterolemic properties as well as pronounced peripheral and vasodilative effect.
    Type: Grant
    Filed: February 21, 1974
    Date of Patent: October 5, 1976
    Assignee: L. Merckle KG
    Inventors: Gunter Metz, Manfred Specker