Patents by Inventor S. S. Johal

S. S. Johal 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).

  • Recovery of water soluble biopolymers from an aqueous solution by employing a polyoxide
    Patent number: 5043287
    Abstract: The instant invention is a process for the recovery from an aqueous solution of water soluble biopolymers, in particular polysaccharides, gums, agar, agarose and starches by the addition of polyoxide solution to the biopolymer containing solution. The biopolymer is then separated and collected.
    Type: Grant
    Filed: May 16, 1989
    Date of Patent: August 27, 1991
    Assignee: The Standard Oil Company
    Inventor: S. S. Johal