Patents Assigned to Aktiebolaget Hassle
  • Patent number: 5008278
    Abstract: The novel compound 5-fluoro-2[[(4-cyclopropylmethoxy-2-pyridinyl) methyl]sulfinyl]-1H-benzimidazole and physiologically acceptable salts thereof as well as intermediates, pharmaceutical compositions containing the compound as active ingredient, and the use of the compound in medicine.
    Type: Grant
    Filed: December 20, 1989
    Date of Patent: April 16, 1991
    Assignee: Aktiebolaget Hassle
    Inventors: Arne E. Brandstrom, Per L. Lindberg, Gunnel E. Sunden
  • Patent number: 5001161
    Abstract: The present invention relates to metoprolol succinate, a new therapeutically active compound, and pharmaceutical preparations comprising this new compound.
    Type: Grant
    Filed: March 25, 1988
    Date of Patent: March 19, 1991
    Assignee: Aktiebolaget Hassle
    Inventors: Curt H. Appelgren, Eva C. Eskilsson
  • Patent number: 4957745
    Abstract: Controlled release preparation containing a number of beads comprising a salt of metoprolo as the main soluble component, a method for the production thereof and the use in the treatment of cardiovascular disorders.
    Type: Grant
    Filed: February 14, 1989
    Date of Patent: September 18, 1990
    Assignee: Aktiebolaget Hassle
    Inventors: Ulf E. Jonsson, John A. Sandberg, John A. Sjogren
  • Patent number: 4942040
    Abstract: Preparation giving a controlled and extended release of both a dihydropyridine, e.g. felodipine and a .beta.-adrenoreceptor antagonist, namely metoprolol as well as a method for the manufacture of the new preparation.
    Type: Grant
    Filed: September 29, 1988
    Date of Patent: July 17, 1990
    Assignee: Aktiebolaget Hassle
    Inventors: Gert A. Ragnarsson, Kajsa M. Silfverstrand, John A. Sjogren
  • Patent number: 4927640
    Abstract: Controlled release preparation containing a number of insoluble beads applied with one or more pharmaceutically active compounds, a method for the production thereof and the use in a treatment where a controlled release of a pharmaceutically active compound is needed.
    Type: Grant
    Filed: September 12, 1986
    Date of Patent: May 22, 1990
    Assignee: Aktiebolaget Hassle
    Inventors: Lars-Erik D. Dahlinder, Mats O. Johansson, John A. Sandberg, Sjo
  • Patent number: 4853230
    Abstract: Pharmaceutical preparation containing an acid labile compound together with an alkaline reacting compound or an alkaline salt of an acid labile compound optionally together with an alkaline compound as the core material, one or more subcoating layers comprising inert reacting compounds which are soluble or rapidly disintegrating in water, or polymeric, water soluble filmforming compounds, optionally containing pH-buffering alkaline compounds and an enteric coating as well as a process for the preparation thereof and the use in the treatment of gastrointestinal diseases.
    Type: Grant
    Filed: April 20, 1987
    Date of Patent: August 1, 1989
    Assignee: Aktiebolaget Hassle
    Inventors: Kurt I. Lovgren, Ake G. Pilbrant, Mitsuru Yasumura, Satoshi Morigaki, Minoru Oda, Naohiro Ohishi
  • Patent number: 4803081
    Abstract: An extended release perparation of an active compound with very low solubility containing the active compound dissolved or dispersed in a semi-solid or liquid non-ionic solubilizer and whereby the amount by weight of the solubilizer is at least equal to the amount by weight of the active compound as well as a process for the preparation thereof.
    Type: Grant
    Filed: April 3, 1987
    Date of Patent: February 7, 1989
    Assignee: Aktiebolaget Hassle
    Inventors: Karl-Erik L. Falk, Sven M. Hugosson, Adam Rosinski, John A. Sjogren
  • Patent number: 4786505
    Abstract: Pharmaceutical preparation containing omeprazole together with an alkaline reacting compound or an alkaline salt of omeprazole optionally together with an alkaline compound as the core material, one or more subcoating layers comprising inert reacting compounds which are soluble or rapidly disintegrating in water, or polymeric, water soluble filmforming compounds, optionally containing pH-buffering alkaline compounds and an enteric coating as well as a process for the preparation thereof and the use in the treatment of gastrointestinal diseases.
    Type: Grant
    Filed: April 20, 1987
    Date of Patent: November 22, 1988
    Assignee: Aktiebolaget Hassle
    Inventors: Kurt I. Lovgren, Ake G. Pilbrant, Mitsuru Yasumura, Satoshi Morigaki, Minoru Oda, Naohiro Ohishi
  • Patent number: 4785113
    Abstract: A method for the preparation of 2,3,5-trimethylpyridine and some of its derivatives.
    Type: Grant
    Filed: September 17, 1986
    Date of Patent: November 15, 1988
    Assignee: Aktiebolaget Hassle
    Inventors: Hans Junek, Martin Mittelbach, George Uray, Hans-Werner Schmidt
  • Patent number: 4777293
    Abstract: A process for the preparation of an aryloxypropanolamine of the formulaAr--OCH.sub.2 CH(OH)CH.sub.2 NH--R Iwherein Ar is a carbocyclic or heterocyclic aromatic group and R is an alkyl or substituted alkyl group having 1 to 6 carbon atoms, characterized in subjecting a compound of the formula ##STR1## to oxidative cleavage to a dialdehyde of the formula ##STR2## which is then made subject to reduction, amination, acetal hydrolysis, and, where required, removal of a nitrogen protective group, to the formation of a compound of formula I, or an acid addition salt thereof, a compound of formula II and the preparation thereof from mannitol.
    Type: Grant
    Filed: July 10, 1985
    Date of Patent: October 11, 1988
    Assignee: Aktiebolaget Hassle
    Inventor: Bo R. Lamm
  • Patent number: 4772686
    Abstract: Peptides wherein an amide bond is replaced by nonhydrolyzable isosteric linkage are disclosed as thrombogenic inhibitors.
    Type: Grant
    Filed: January 9, 1987
    Date of Patent: September 20, 1988
    Assignee: Aktiebolaget Hassle
    Inventors: Michael Szelke, David M. Jones
  • Patent number: 4746667
    Abstract: A pharmaceutical preparation containing as active ingredient a compound of the formula ##STR1## or a therapeutically acceptable salt thereof in which formula R.sup.1 and R.sup.2 are the same or different and each selected from the group consisting of H, CF.sub.3, NO.sub.2, --COOCH.sub.3, --COOC.sub.2 H.sub.5, alkyl containing 1-7 carbon atoms, halogen, alkoxy, containing 1-5 carbon atoms, and alkanoyl containing 1-4 carbon atoms;R is selected from the group consisting of H, alkanoyl containing 1-4 carbon atoms, and carboalkoxy containing 2-6 carbon atoms; andR.sup.3, R.sup.4 and R.sup.5, which are the same or different, are each selected from the group consisting of H, CH.sub.3, C.sub.2 H.sub.5, OCH.sub.3, OC.sub.2 H.sub.5, OCH.sub.2 CH.sub.2 OCH.sub.3, and OCH.sub.2 CH.sub.2 OCH.sub.2 CH.sub.3 ; provided that(a) at least one of R.sup.3, R.sup.4 and R.sup.5 is selected from the group consisting of CH.sub.3, C.sub.2 H.sub.5, OCH.sub.3, OC.sub.2 H.sub.5, OCH.sub.2 CH.sub.2 OCH.sub.3, and OCH.sub.2 CH.sub.2 OCH.
    Type: Grant
    Filed: December 10, 1986
    Date of Patent: May 24, 1988
    Assignee: Aktiebolaget Hassle
    Inventors: Enar I. Carlsson, Hakan S. Larsson, Gunhild W. von Wittken Sundell, Viola I. Samuelsson-Junggren, Kenneth Lundstrom
  • Patent number: 4738974
    Abstract: Novel salts of omeprazole with Li.sup.+, Na.sup.+, K.sup.+, Mg.sup.2+, Ca.sup.2+, Ti.sup.4+, N.sup.+ (R.sup.1).sub.4 or ##STR1## as cation; processes for their preparation thereof, pharmaceutical compositions containing such salts and their use in medicine.
    Type: Grant
    Filed: April 21, 1986
    Date of Patent: April 19, 1988
    Assignee: Aktiebolaget Hassle
    Inventor: Arne E. Brandstrom
  • Patent number: 4725691
    Abstract: Novel compounds of the formula IIIa ##STR1## wherein R.sup.1a, R.sup.2a, R.sup.3a and R.sup.4a are the same or different and are hydrogen, an alkyl, alkoxy optionally completely or predominantly substituted by fluorine or chlorine, halogen, --CN, --CF.sub.3, --NO.sub.2, --COR, --COOR, aryl, aryloxy or arylalkoxy group, or adjacent groups R.sup.1a, R.sup.2a, R.sup.3a and R.sup.4a together with the adjacent carbon atoms in the benzimidazole ring form a 5-, 6- or 7-membered monocyclic ring or a 9-, 10- or 11-membered bicyclic ring, which rings may be saturated or unsaturated and may contain 0-3 heteroatoms selected from N and O and which rings may be optionally substituted with 1-4 substitutents selected from alkyl groups with 1-3 carbon atoms, halogen preferably F or Cl, alkylene radicals containing 4-5 carbon atoms giving spiro compounds, or two or four of these substituents together form one or two oxy groups ##STR2## whereby if R.sup.1a, R.sup.2a, R.sup.3a and R.sup.
    Type: Grant
    Filed: September 30, 1986
    Date of Patent: February 16, 1988
    Assignee: Aktiebolaget Hassle
    Inventors: Arne E. Brandstrom, Per L. Lindberg, Bjorn Wallmark
  • Patent number: 4713445
    Abstract: Renin-inhibiting analogues of formula ##STR1## where X and W are terminal groups optionally with further amino acyl residues; D, E, B and Z (of which any one or except with `reduced` analogues any two may be absent) are aromatic, lipophilic or in the case of E aromatic lipophilic or basic amino acid or amino acid analogue residues; and A is an analogue of a lipophilic or aromatic dipeptide residue wherein the peptide link is replaced by a one- to four-atom carbon or carbon-nitrogen link which as such or in hydrated form is an unhydrolysable tetrahedral analogue of the transition state ##STR2## of peptide bond hydrolysis.
    Type: Grant
    Filed: August 17, 1984
    Date of Patent: December 15, 1987
    Assignee: Aktiebolaget Hassle
    Inventors: Michael Szelke, David M. Jones, Allan Hallett
  • Patent number: 4695272
    Abstract: A drug release device for inclusion in a parenteral drug delivery system, said device comprising a chamber having an inlet for a liquid administerable to a patient by a parenteral route, a drug dissolution space within said chamber, through which said liquid can be made flow, an outlet for said liquid, and means for receiving and retaining within said drug dissolution space a drug preparation from which a drug is releasable to said liquid during such parenteral delivery, said device characterized in having means for providing the same with one or more durg release cells within which such drug preparation is initially held isolated from the liquid, each of said drug cells having means for emptying its contents of drug preparation into said drug dissolution space after insertion thereof in the drug release device.Such device can be used for sequential emptying of a drug preparation from two or more such drug cells whereby a parenteral liquid dissolves the drug.
    Type: Grant
    Filed: April 23, 1985
    Date of Patent: September 22, 1987
    Assignee: Aktiebolaget Hassle
    Inventors: Bengt G. Berglund, Karl-Erik L. Falk, Dan A. Magnusson, Nils B. Nilson, Ake S. Nilsson
  • Patent number: 4689331
    Abstract: Novel compounds of the formula I ##STR1## and its salts; process for the preparation thereof, pharmaceutical compositions containing such compounds and their use in medicine to affect gastric acid secretion and provide gastrointestinal cytoprotection.
    Type: Grant
    Filed: October 18, 1985
    Date of Patent: August 25, 1987
    Assignee: Aktiebolaget Hassle
    Inventors: Kjell F. Ankner, Arne E. Brandstrom, Per L. Lindberg, Mats P. Nordberg, Bjorn M. G. Wallmark
  • Patent number: 4650661
    Abstract: Renin inhibitory polypeptide analogues derived from the natural N-terminal substrate sequence by replacing the amino acid at position 10 with statine or a residue related to it.
    Type: Grant
    Filed: February 1, 1983
    Date of Patent: March 17, 1987
    Assignee: Aktiebolaget Hassle
    Inventors: Michael Szelke, David M. Jones, Allan Hallett
  • Patent number: 4638047
    Abstract: Peptides wherein an amide bond is replaced by nonhydrolyzable isosteric linkage are disclosed as thrombogenic inhibitors.
    Type: Grant
    Filed: October 31, 1984
    Date of Patent: January 20, 1987
    Assignee: Aktiebolaget Hassle
    Inventors: Michael Szelke, David M. Jones
  • Patent number: D314051
    Type: Grant
    Filed: January 7, 1987
    Date of Patent: January 22, 1991
    Assignee: Aktiebolaget Hassle
    Inventors: Bengt G. Berglund, Nils B. Nilson, Ake S. Nilsson