Patents by Inventor Retha EDWARDS

Retha EDWARDS 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).

  • Aqueous compositions and methods of using the same for histopathological evaluation of tissue samples
    Patent number: 9562834
    Abstract: Aqueous solutions that include: (A) an organic polyol having from 2 to 20 carbon atoms and having a flash point of at least 93° C.; (B) a base; (C) a surfactant; and (D) water, where the aqueous solution does not include an organic solvent having a flash point below 23° C. and a boiling point of at least 38° C.
    Type: Grant
    Filed: April 24, 2015
    Date of Patent: February 7, 2017
    Inventors: John J. Nelson, Retha Edwards
  • AQUEOUS COMPOSITIONS AND METHODS OF USING THE SAME FOR HISTOPATHOLOGICAL EVALUATION OF TISSUE SAMPLES
    Publication number: 20160054206
    Abstract: Aqueous solutions that include: (A) an organic polyol having from 2 to 20 carbon atoms and having a flash point of at least 93° C.; (B) a base; (C) a surfactant; and (D) water, where the aqueous solution does not include an organic solvent having a flash point below 23° C. and a boiling point of at least 38° C.
    Type: Application
    Filed: April 24, 2015
    Publication date: February 25, 2016
    Inventors: John J. NELSON, Retha EDWARDS