Patents by Inventor H.ang.kan Nyqvist

H.ang.kan Nyqvist 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).

  • Pharmaceutical carrier system containing defined lipids
    Patent number: 5635205
    Abstract: A lipid carrier system for a local anaesthetic comprising a defined lipid system of at least two lipid components wherein at least one of the lipid components is amphiphatic and polar and one is nonpolar is provided. The system may further contain a hydrophilic solvent and additives or matrices for adapting it for administering to mucous membranes and for transdermally administering.
    Type: Grant
    Filed: November 23, 1994
    Date of Patent: June 3, 1997
    Assignee: Pharmacia & Upjohn AB
    Inventors: H.ang.kan Nyqvist, Gert Ragnarsson, Per Tingvall
  • Pharmaceutical composition containing a defined lipid system
    Patent number: 5626869
    Abstract: The present invention relates to pharmaceutical compostions containing a defined lipid system of at least two lipid components where at least one of the lipid components is amphiphatic and polar and one is nonpolar wherein the pharmaceutically active compound is a heparin or a fragment thereof. In the compositions a water containing solvent also is included in such an amount that discrete lipid particles are present, and said compositions can be adapted to various administration forms such as rectal, oral, buccal, transdermal etc.
    Type: Grant
    Filed: June 29, 1995
    Date of Patent: May 6, 1997
    Assignee: Pharmacia & Upjohn AB
    Inventors: H.ang.kan Nyqvist, Monica Einarsson, Christer Mattsson