Patents Assigned to Byk Gulden Lomberg Chemische Fabrik Gesellschaft mit beschrankter Haftung
  • Patent number: 4472409
    Abstract: 4- or 5-Trifluoromethyl-2-[(4-methoxy-2-pyridylmethyl)thio or sulfinyl]-(-benzimidazoles are useful as such or in medicament compositions for protecting the stomach and intestines and for inhibiting gastric acid secretion of warm-blooded animals to which they are administered.
    Type: Grant
    Filed: October 29, 1982
    Date of Patent: September 18, 1984
    Assignee: Byk Gulden Lomberg Chemische Fabrik Gesellschaft mit beschrankter Haftung
    Inventor: Jorg Senn-Bilfinger
  • Patent number: 4430339
    Abstract: Epoxycycloalkylalkanecarboxylic acids of the general formula I ##STR1## wherein R denotes a hydrogen atom or a lower alkyl group, Y denotes an oen atom (--O--) or a methylene group (--CH.sub.2 --), m denotes an integer from 0 to 6, n denotes an integer from 0 to 6 and p denotes an integer from 2 to 11 (and m cannot be 0 or 1 if Y represents an oxygen atom, and the sum of the numbers m, n and p is an integer from 6 to 15), and also the salts of the carboxylic acids, are new compounds. They exhibit a hypoglycaemic action on warmblooded animals. Processes for the preparation of the new compounds are described.
    Type: Grant
    Filed: April 6, 1982
    Date of Patent: February 7, 1984
    Assignee: Byk Gulden Lomberg Chemische Fabrik Gesellschaft mit beschrankter Haftung
    Inventors: Klaus Eistetter, Erich Rapp
  • Patent number: 4395414
    Abstract: Quinolinone-alkanecarboxylic acids of the formula I ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are identical or different and denote hydrogen atom, a halogen atom, a hydroxyl group, an alkoxy group with 1 to 4 carbon atoms, an amino group, a dialkylamino group, the alkyl radicals having 1 to 4 carbon atoms, or a nitro group,R.sup.4 and R.sup.5 are identical or different and denote a hydrogen atom, a halogen atom, an alkoxy group with 1 to 4 carbon atoms, a hydroxyl group, an amino group or a dialkylamino group, the alkyl radicals having 1 to 4 carbon atoms, orR.sup.4 and R.sup.5 together denote a methylenedioxy group bonded to two adjacent ring carbon atoms, and A denotes an alkylene group with 1 to 5 carbon atoms,and esters thereof with alkanols with 1 to 5 carbon atoms, and salts thereof with inorganic and organic bases are new compounds. They display a hyperglycaemic action in warm-blooded animals. Processes for the preparation of the new compounds are given.
    Type: Grant
    Filed: April 21, 1981
    Date of Patent: July 26, 1983
    Assignee: Byk Gulden Lomberg Chemische Fabrik Gesellschaft mit Beschrankter Haftung
    Inventors: Klaus Eistetter, Erich Rapp, Horst Wolf
  • Patent number: 4363816
    Abstract: 1,4,9,10-tetrahydropyrrolo[3,2-b][1,5]benzodiazepin-10-ones have been found o provide excellent protection for the stomach and intestines of warm-blooded animals. They are useful for the treatment and prophylaxis of such maladies as gastritis, acute and chronic ulcus ventriculi and hyperacid gastric irritation. The compounds are administered enterally or parenterally, usually in a standard dosage form. The disclosure includes key intermediates, methods of synthesis, compositions and use.
    Type: Grant
    Filed: January 29, 1982
    Date of Patent: December 14, 1982
    Assignee: BYK Gulden Lomberg Chemische Fabrik Gesellschaft mit beschrankter Haftung
    Inventor: Jorg Senn-Bilfinger
  • Patent number: 4324796
    Abstract: Substituted oxiranecarboxylic acids of the formula ##STR1## wherein R.sup.1 denotes a hydrogen atom (--H), a halogen atom, a hydroxyl roup, a lower alkyl group, a lower alkoxy group or a trifluoromethyl group,R.sup.2 has one of the meanings of R.sup.1,R.sup.3 denotes a hydrogen atom (--H) or a lower alkyl group andn denotes an integer from 1 to 5, andthe salts of the acids are new compounds. They display a hypoglycaemic action in warm-blooded animals. Processes for the preparation of the new compounds and of the intermediate products required for their preparation are described.
    Type: Grant
    Filed: September 2, 1980
    Date of Patent: April 13, 1982
    Assignee: BYK Gulden Lomberg Chemische Fabrik Gesellschaft mit beschrankter Haftung
    Inventors: Klaus Eistetter, Erich Rapp
  • Patent number: 3984555
    Abstract: Aryl-substituted piperazinylalkyl-quniazolone-(4) derivatives suitable for se as hypotensive, antihistaminic, and analgesic drugs are described. Process for the preparation of the compounds by (1) intra molecular condensation of the product obtained from the reaction of a halogen carboxylanilide with an aryl piperazine; (2) reaction of an .omega.-halogen-alkyl quinazolone with an aryl piperazine; or (3), reaction of an anthranilic acid with a (4-aryl-piperazinyl-(1) carboxylamide, nitride, amidine, or iminoester, followed by alkylation of the product are also described. Pharmaceutical compositions containing the compounds and halogenalkanoic acid-6-carbamyl anilides useful for preparing the compounds are disclosed.
    Type: Grant
    Filed: May 28, 1971
    Date of Patent: October 5, 1976
    Assignee: Byk Gulden Lomberg Chemische Fabrik Gesellschaft mit beschrankter Haftung
    Inventors: Hermann Amschler, Wolfgang Schoetensack, Kurt Klemm