Patents by Inventor Rune V. Sandberg

Rune V. Sandberg 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).

  • Substituted 4-phenyl-4-piperidinecarboxamides with both local anaesthetic and analgesic effect as well as processes for their preparation
    Patent number: 5360805
    Abstract: Compounds of the formula IV for use as local anaesthetica and analgetica, as well as a method for their preparation, their pharmaceutical preparations and their use.
    Type: Grant
    Filed: July 12, 1993
    Date of Patent: November 1, 1994
    Assignee: Aktiebolaget Astra
    Inventors: Anna-Lena Ask, Rune V. Sandberg
  • Substituted 4-phenyl-4-piperidinecarboxamides with both local anaesthetic and analgesic effect as well as processes for their preparation
    Patent number: 5227389
    Abstract: Compounds of the formula IV for use as local anesthesia and analgesia, as well as a method for their preparation, their pharmaceutical preparations and their use.
    Type: Grant
    Filed: December 21, 1990
    Date of Patent: July 13, 1993
    Assignee: Aktiebolaget Astra
    Inventors: Anna-Lena Ask, Rune V. Sandberg
  • Optically pure compound and a process for its preparation
    Patent number: 4870086
    Abstract: Optically pure S-(-)-1-propyl-2',6'-pipecoloxylidide hydrochloride monohydrate, with the structural formula ##STR1## a process for the preparation thereof and the use for inducing local anesthesia.
    Type: Grant
    Filed: November 24, 1986
    Date of Patent: September 26, 1989
    Assignee: Astra Lakemedel Aktiebolag
    Inventor: Rune V. Sandberg
  • Local anesthetics tertiary aminoalkoxyphenyl ethers
    Patent number: 4073917
    Abstract: A compound of the formula ##STR1## and pharmaceutically acceptable acid addition salts thereof, in which R.sub.1 represents an alkyl group selected from n-propyl, i-propyl, n-butyl, i-butyl and sek.butyl, R.sub.2 and R.sub.3 are the same or different and represent an alkyl group selected from ethyl, n-propyl, and i-propyl, or R.sub.2 and R.sub.3 together with the nitrogen atom may form a pyrrolidine or piperidine ring, and n is 2 or 3. Pharmaceutical preparations containing these compounds are useful as local anesthetics.
    Type: Grant
    Filed: December 18, 1975
    Date of Patent: February 14, 1978
    Assignee: Astra Lakemedel Aktiebolag
    Inventors: Rune V. Sandberg, Sven Bengt A. Akerman