Patents by Inventor Miles R. Chedekal

Miles R. Chedekal 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).

  • Melanin production from transformed escherichia coli
    Patent number: 5837505
    Abstract: The present invention is directed to a process for producing melanins, their precursors and their analoges, hereinafter referred to generically as melanins. According to the invention, melanins are produced in amounts greater than about 3.3 grams wet weight per liter of growth medium. The enhanced production of melanin can be achieved by manipulating the constituents of the growth medium, and/or attenuating fermentations conditions, and/or by genetically engineering microorganisms to produce melanins, and/or mutating the microorganisms.
    Type: Grant
    Filed: March 9, 1995
    Date of Patent: November 17, 1998
    Assignee: Biosource Technologies, Inc.
    Inventors: Guy della-Cioppa, Stephen J. Garger, Jr., Genadie G. Sverlow, Thomas H. Turpen, Laurence K. Grill, Miles R. Chedekal
  • Melanin production by streptomyces
    Patent number: 5814495
    Abstract: The present invention is directed to a process for producing melanins, their precursors and their analoges, hereinafter referred to generically as melanins. According to the invention, melanins are produced in amounts greater than about 3.3 grams wet weight per liter of growth medium. The enhanced production of melanin can be achieved by manipulating the constituents of the growth medium, and/or attenuating fermentations conditions, and/or by genetically engineering microorganisms to produce melanins, and/or mutating the microorganisms.
    Type: Grant
    Filed: March 14, 1995
    Date of Patent: September 29, 1998
    Assignee: Biosource Technologies, Inc.
    Inventors: Guy della-Cioppa, Stephen J. Garger, Jr., Genadie G. Sverlow, Thomas H. Turpen, Laurence K. Grill, Miles R. Chedekal