Patents by Inventor Zenaida B. Soriano

Zenaida B. Soriano 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).

  • Detergent laundry bar with improved formulation and process
    Patent number: 5069825
    Abstract: Detergent laundry bars which are mild to the hands of the user, have good foaming and use up properties during hand washing of laundry and good processing characteristics preferably including a water soluble salt of an alkylbenzene sulfonate, coco fatty acid sulfate paste. Also within the invention is the process for manufacturing the detergent bars.
    Type: Grant
    Filed: September 19, 1990
    Date of Patent: December 3, 1991
    Assignee: Colgate-Palmolive Company
    Inventors: David P. Joshi, P. Ramachandran, Zenaida B. Soriano
  • Detergent laundry bars having improved hardness and process for manufacture thereof
    Patent number: 5039453
    Abstract: Detergent laundry bars which are mild to the hands of the user, have good foaming and use up properties during hand washing of laundry and good processing characteristics preferably including a water soluble salt of an alkylbenzene sulfonate, coco fatty acid sulfate paste. Also within the invention is the process for manufacturing the detergent bars.
    Type: Grant
    Filed: April 14, 1989
    Date of Patent: August 13, 1991
    Assignee: Colgate-Palmolive Company
    Inventors: David P. Joshi, P. Ramachandran, Zenaida B. Soriano