Patents by Inventor Peter Bamberg

Peter Bamberg 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).

  • Antibacterial combination of penicillin and cephalosporin
    Patent number: 4956179
    Abstract: An antibacterial synergistic composition consisting essentially of a mixture of a penicillin or cephalosporin derivative of the formula ##STR1## and a penicillin of the formula ##STR2## preferably in association with a pharmaceutical carrier.
    Type: Grant
    Filed: July 2, 1987
    Date of Patent: September 11, 1990
    Assignees: Astra Lakemedel Aktiebolag, Astra Pharmaceutical Products, Inc.
    Inventors: Peter Bamberg, Bertil A. Ekstrom, Ulf E. Forsgren, Berndt O. H. Sjoberg
  • Antibiotic combinations of penicillins
    Patent number: 4898731
    Abstract: An antibacterial synergistic composition consisting essentially of a mixture of a penicillin or cephalosporin derivative of the formula ##STR1## and a penicillin of the formula ##STR2## preferably in association with a pharmaceutical carrier.
    Type: Grant
    Filed: June 24, 1985
    Date of Patent: February 6, 1990
    Assignees: Astra Lakemedel Aktiebolag, Astra Pharmaceutical Products, Inc.
    Inventors: Peter Bamberg, Bertil A. Ekstrom, Ulf E. Forsgren, Berndt O. H. Sjoberg
  • Synergistic penicillin-cephalosporin compositions and methods
    Patent number: 4221781
    Abstract: An antibacterial synergistic composition consisting essentially of a mixture of a penicillin or cephalosporin derivative of the formula ##STR1## and a penicillin of the formula ##STR2## preferably in association with a pharmaceutical carrier.
    Type: Grant
    Filed: February 7, 1978
    Date of Patent: September 9, 1980
    Assignee: Astra Lakemedel Aktiebolag
    Inventors: Peter Bamberg, Bertil A. Ekstrom, Ulf E. Forsgren, Berndt O. H. Sjoberg
  • Novel intermediate for preparation of therapeutically active compounds
    Patent number: 4216328
    Abstract: A novel compound of the formula ##STR1## useful in the preparation of therapeutically active compounds, especially compounds useful as antidepressive agents; a process for preparation of said compound and a process for preparing therapeutically active compounds employing said compound as an intermediate.
    Type: Grant
    Filed: June 26, 1978
    Date of Patent: August 5, 1980
    Assignee: Astra Lakemedel AB
    Inventors: Peter Bamberg, Ladislas J. S. Vegh, Emil Hardegger, deceased
  • Penicillin composition
    Patent number: 4203972
    Abstract: An antibacterial synergistic composition consisting essentially of a mixture of a penicillin or cephalosporin derivative of the formula ##STR1## and a penicillin of the formula ##STR2## preferably in association with a pharmaceutical carrier.
    Type: Grant
    Filed: March 23, 1978
    Date of Patent: May 20, 1980
    Assignee: Astra Pharmaceutical Products, Inc.
    Inventors: Peter Bamberg, Bertil A. Ekstrom, Ulf E. Forsgren, Berndt O. H. Sjoberg
  • Esters of amidinopenicillanic acids, pharmaceutical preparations and method for treating infectious diseases
    Patent number: 4089963
    Abstract: New esters of amidinopenicillanic acids of the formula ##STR1## wherein each of R.sup.1 and R.sup.2, which are the same or different, is a saturated or unsaturated alkyl group, a cycloalkyl, or cycloalkyl-alkyl group, or wherein R.sup.1 and R.sup.2, together with the adjacent nitrogen atom, form a heterocyclic ring system; R.sup.3 is the radical ##STR2## in which radicals R.sup.4 is an alkyl, phenyl, or substituted phenyl; and R.sup.5 is hydrogen or methyl, useful as active ingredients in pharmaceutical preparation and methods for the treatment of infectious diseases.
    Type: Grant
    Filed: June 10, 1975
    Date of Patent: May 16, 1978
    Assignee: Astra Pharmaceutical Products, Inc.
    Inventors: Peter Bamberg, Bertil Ake Ekstrom, Berndt Olof Harald Sjoberg