Patents by Inventor Richard N. Love

Richard N. Love 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).

  • Process for preparing high purity protein A preparation
    Patent number: 5314993
    Abstract: The invention concerns a process for purifying protein A preparations to high purity with high product yield. Where the protein A is obtained from a Gram-negative recombinant microbe hosting a vehicle containing a gene encoding protein A, the protein A is purified to high purity, and, advantageously, to very low levels of endotoxin. The protein A preparations made via the invention process are useful in therapeutic application, e.g., therapeutic plasma exchange, as well as for other well-known uses of protein A.
    Type: Grant
    Filed: February 10, 1992
    Date of Patent: May 24, 1994
    Assignee: Repligen Corporation
    Inventors: Richard N. Love, Albert T. Profy