Patents by Inventor John Walter Campbell

John Walter Campbell 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).

  • Oxygen-regulated microorganisms
    Patent number: 8900849
    Abstract: The present invention relates to novel strains of microorganisms with oxygen-regulated metabolism. The microorganisms have higher growth rates and are more efficient than parental strains. The microorganisms may be used to produce a variety of products of interests, such as recombinant proteins, nucleic acids, such as DNA, amino acids, and chemicals.
    Type: Grant
    Filed: September 8, 2006
    Date of Patent: December 2, 2014
    Assignee: Scarab Genomics, LLC
    Inventors: Frederick R. Blattner, John Walter Campbell, Nian Shi, Buffy Stahl
  • COMPOSITIONS COMPRISING REDUCED GENOME BACTERIA FOR USE IN TREATMENT OF SEPSIS
    Publication number: 20110293662
    Abstract: Methods for prophylaxis or treatment of sepsis in a subject are provided comprising administering to the subject a therapeutically effective dose of multiple deletion strain bacteria.
    Type: Application
    Filed: February 10, 2010
    Publication date: December 1, 2011
    Applicant: SCARAB GENOMICS LLC
    Inventors: Frederick R. Blattner, Valerie Burland, John Walter Campbell, Charles Landry
  • Methods and compositions for producing recombinant proteins using a gene for TRNA
    Patent number: 7989181
    Abstract: The invention relates to host cells with improved protein expressed properties. The host cells comprise rare tRNA genes within the one or more rRNA operons.
    Type: Grant
    Filed: April 23, 2007
    Date of Patent: August 2, 2011
    Assignee: Scarab Genomics, LLC
    Inventors: Frederick R. Blattner, John Walter Campbell, Guy Plunkett
  • Plasmid DNA preparations and methods for producing same
    Patent number: 7935505
    Abstract: The various embodiments of the present invention relate generally to plasmid DNA preparations and to methods for producing and using such preparations.
    Type: Grant
    Filed: May 24, 2007
    Date of Patent: May 3, 2011
    Assignee: Scarab Genomics, LLC
    Inventors: Frederick R. Blattner, John Walter Campbell, Guy Plunkett
  • PLASMID DNA PREPARATIONS AND METHODS FOR PRODUCING SAME
    Publication number: 20090068707
    Abstract: The various embodiments of the present invention relate generally to plasmid DNA preparations and to methods for producing and using such preparations.
    Type: Application
    Filed: May 24, 2007
    Publication date: March 12, 2009
    Applicant: SCARAB GENOMICS, LLC
    Inventors: Frederick R. Blattner, John Walter Campbell, Guy Plunkett
  • METHODS AND COMPOSITIONS FOR PRODUCING RECOMBINANT PROTEINS USING A GENE FOR TRNA
    Publication number: 20090053766
    Abstract: The invention relates to host cells with improved protein expressed properties. The host cells comprise rare tRNA genes within the one or more rRNA operons.
    Type: Application
    Filed: April 23, 2007
    Publication date: February 26, 2009
    Inventors: Frederick R. Blattner, John Walter Campbell, Guy Plunkett
  • OXYGEN-REGULATED MICROORGANISMS
    Publication number: 20090053792
    Abstract: The present invention relates to novel strains of microorganisms with oxygen-regulated metabolism. The microorganisms have higher growth rates and are more efficient than parental strains. The microorganisms may be used to produce a variety of products of interests, such as recombinant proteins, nucleic acids, such as DNA, amino acids, and chemicals.
    Type: Application
    Filed: September 8, 2006
    Publication date: February 26, 2009
    Applicant: SCARAB GENOMICS, LLC
    Inventors: Frederick R. Blattner, John Walter Campbell, Nian Shi, Buffy Stahl