Patents by Inventor Christopher R. Phillips

Christopher R. Phillips 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).

  • Degradable absorbent material
    Patent number: 5091245
    Abstract: Degradable particulate absorbent materials, together with processes for manufacture thereof, wherein the absorbent materials: i) have, in most forms of the inventions, only on the order of 0% to 10%, by weight, of inorganic solids or "fillers", and in all forms have less than 30% inorganic solids by weight; ii) are not in pellet form; iii) are characterized by an open porous fiber structure having relatively low bulk densities on the order of not more than 13 lbs./ft..sup.3 and preferably only from about 6 to about 10 lbs./ft.sup.
    Type: Grant
    Filed: September 5, 1989
    Date of Patent: February 25, 1992
    Inventor: Christopher R. Phillips
  • Degradable absorbent material and manufacturing process therefor
    Patent number: 4931139
    Abstract: Degradable particulate absorbent materials, together with processes for manufacture thereof, wherein the absorbent materials: (i) have, in most forms of the invention, only on the order of 0% to 10%, by weight, of inorganic solids or "fillers", and in all forms have less than 30% inorganic solids by weight; (ii) are not in pellet form; (iii) are characterized by an open porous fiber structure having relatively low bulk densities on the order of not more than 13 lbs./ft..sup.3 and preferably only from about 6 to about 10 lbs./ft..sup.
    Type: Grant
    Filed: December 31, 1987
    Date of Patent: June 5, 1990
    Assignee: Absorption Corp.
    Inventor: Christopher R. Phillips