Patents by Inventor Frank P. Bossu

Frank P. Bossu 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).

  • Controlled release laundry bleach product
    Patent number: 4473507
    Abstract: A granular hydrophobic peroxyacid laundry product comprising a bleach with a surfactant bleach release agent, and an acid having a pKa of from about 2 to about 7, contained inside a pouch, bag or substrate, provides a controlled bleach release laundry product for better bleaching in a laundry wash liquor. The bleach can be an alkylmonoperoxy succinic acid.
    Type: Grant
    Filed: June 28, 1983
    Date of Patent: September 25, 1984
    Assignee: The Procter & Gamble Company
    Inventor: Frank P. Bossu
  • Controlled release laundry bleach product
    Patent number: 4391725
    Abstract: A granular hydrophobic peroxyacid laundry product comprising a bleach with a surfactant bleach release agent, and an acid having a pKa of from about 2 to about 7, contained inside a pouch, bag or substrate, provides a controlled bleach release laundry product for better bleaching in a laundry wash liquor.
    Type: Grant
    Filed: October 21, 1981
    Date of Patent: July 5, 1983
    Assignee: The Procter & Gamble Company
    Inventor: Frank P. Bossu
  • Controlled release laundry bleach product
    Patent number: 4391723
    Abstract: A hydrophilic or hydrotropic peroxyacid laundry bleach plus a surfactant bleach release-delaying agent, contained inside a pouch, bag or substrate, provides a controlled bleach release laundry product.
    Type: Grant
    Filed: July 13, 1981
    Date of Patent: July 5, 1983
    Assignee: The Procter & Gamble Company
    Inventors: Dennis R. Bacon, Frank P. Bossu
  • Accelerated release laundry bleach product
    Patent number: 4374035
    Abstract: A hydrophilic or hydrotropic peroxyacid laundry bleach with surfactant plus an acid additive, contained inside a pouch, bag or substrate, provides an accelerated controlled bleach release laundry product.
    Type: Grant
    Filed: July 13, 1981
    Date of Patent: February 15, 1983
    Assignee: The Procter & Gamble Company
    Inventor: Frank P. Bossu