Patents by Inventor William Maxwell Allen

William Maxwell Allen 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).

  • Fibers formed of ester condensates and process for forming fibers from ester condensates
    Publication number: 20070208161
    Abstract: Fibers are formed from ester condensates of polyhydric alcohols and organic polyacids or anhydrides. The process for making the fibers comprises forming a reactive mixture from a polyhydric alcohol and organic polyacid mixture heated to produce a low molecular weight ester condensation product which is subsequently pumped through a spinneret causing additional ester condensation reaction in situ with fiber formation.
    Type: Application
    Filed: February 28, 2007
    Publication date: September 6, 2007
    Inventors: Isao Noda, William Maxwell Allen, James Terry Knapmeyer, Michael Matthew Satkowski
  • Grinding process for plastic material and compositions therefrom
    Patent number: 6699963
    Abstract: The present invention relates to a process for grinding a plastic material to produce superfine particles and compositions, such as suspensions and dry powders, resulting from such process. Common ice is the abrasive for grinding.
    Type: Grant
    Filed: March 18, 2002
    Date of Patent: March 2, 2004
    Assignee: The Procter & Gamble Company
    Inventors: Isao Noda, William Maxwell Allen, Jr.
  • Grinding process for plastic material and compositions therefrom
    Publication number: 20030176633
    Abstract: The present invention relates to a process for grinding a plastic material to produce superfine particles and compositions, such as suspensions and dry powders, resulting from such process. Common ice is the abrasive for grinding.
    Type: Application
    Filed: March 18, 2002
    Publication date: September 18, 2003
    Applicant: The Procter & Gamble Company
    Inventors: Isao Noda, William Maxwell Allen