Patents by Inventor Louis R. Cortigene

Louis R. Cortigene 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).

  • Animal litter and process
    Patent number: 4341180
    Abstract: An animal litter is prepared by de-watering rejects of a secondary fiber plant, incorporating a deodorant therein, for example, sodium bicarbonate, pelletizing, and drying. The rejects on a dry basis consist essentially of about 50 percent to about 90 percent cellulose and from about 10 percent to about 50 percent fiber making mineral filler, usually kaolin, and sodium bicarbonate is incorporated therein in the amount of between about 1 percent to about 10 percent on the dry basis. Paper broke also may be incorporated.
    Type: Grant
    Filed: July 5, 1979
    Date of Patent: July 27, 1982
    Assignee: James River Corporation of Virginia
    Inventors: Louis R. Cortigene, Robert G. Wright
  • Animal litter and process
    Patent number: 4203388
    Abstract: An animal litter is prepared by de-watering rejects of a secondary fiber plant, incorporating a deodorant therein, for example, sodium bicarbonate, pelletizing, and drying. The rejects on a dry basis consist essentially of about 50 percent to about 90 percent cellulose and from about 10 percent to about 50 percent fiber making mineral filler, usually kaolin, and sodium bicarbonate is incorporated therein in the amount of between about 1 percent to about 10 percent on the dry basis. Paper broke may also be incorporated.
    Type: Grant
    Filed: March 31, 1976
    Date of Patent: May 20, 1980
    Assignee: Brown Company
    Inventors: Louis R. Cortigene, Robert G. Wright