Patents by Inventor Phyllis Rees

Phyllis Rees 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 for producing the Hpa I restriction endonuclease and methylase
    Patent number: 5298404
    Abstract: The present invention is directed to a method for cloning and producing the Hpa I restriction endonuclease by 1) introducing the restriction endonuclease gene from Haemophilus parainfluenzae into a host whereby the restriction gene is expressed; 2) fermenting the host which contains the vector encoding and expressing the Hpa I restriction endonuclease, and 3) purifying the Hpa I restriction endonuclease from the fermented host which contains the vector encoding and expressing the Hpa I restriction endonuclease activity.
    Type: Grant
    Filed: October 13, 1989
    Date of Patent: March 29, 1994
    Assignee: New England Biolabs, Inc.
    Inventors: Jack S. Benner, Phyllis Rees