Patents by Inventor Ricardo H. Landaburu

Ricardo H. Landaburu 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).

  • Method of purifying Factor VIII:C
    Patent number: 4758657
    Abstract: Disclosed is a process for purifying Factor VIII:C in high yield and potency from source material containing Factor VIII:C, Factor VIII:R and other plasma proteins and factors comprising the steps of: adsorbing Factor VIII:C onto a hydrophobic interaction matrix, separating unwanted proteins from Factor VIII:C and eluting Factor VIII:C by a solution containing a surface active agent.
    Type: Grant
    Filed: July 11, 1985
    Date of Patent: July 19, 1988
    Assignee: Armour Pharmaceutical Company
    Inventors: David L. Farb, Ricardo H. Landaburu
  • Process for pasteurizing fibronectin
    Patent number: 4585654
    Abstract: A process for heating and simultaneously agitating a plasma protein solution in the presence of a polyol, a surface active agent and a chelating agent. Said process inactivates viruses in said solution while preserving the physical and biological properties of said plasma protein.
    Type: Grant
    Filed: December 21, 1984
    Date of Patent: April 29, 1986
    Assignee: Armour Pharmaceutical Co.
    Inventors: Ricardo H. Landaburu, Godfrey W. Amphlett, Roy E. Branson, Arthur B. Shaw
  • Pharmaceutical preparation containing purified fibronectin
    Patent number: 4478829
    Abstract: Disclosed are readily reconstitutable lyophilized fibronectin formulations containing fibronectin, a neutral salt, a carbohydrate and a surface active agent.
    Type: Grant
    Filed: March 30, 1984
    Date of Patent: October 23, 1984
    Assignee: Armour Pharmaceutical Company
    Inventors: Ricardo H. Landaburu, Robert H. Yue, David L. Farb, Bernard N. Violand