Patents by Inventor Richard Keith Goodwin

Richard Keith Goodwin 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).

  • Absorbent articles comprising superabsorbent polymers having superior properties
    Publication number: 20080058747
    Abstract: An absorbent article can have a topsheet, a backsheet, and an absorbent core disposed between the topsheet and the backsheet. In some aspects, at least one of the topsheet, backsheet, and absorbent core is stretchable. In other aspects, the absorbent core can comprise layers, at least one of which includes substantially the superabsorbent material and at least one of which includes substantially fluff. In some aspects, the article includes superabsorbent material which has a centrifuge retention capacity of at least about 25 g/g, a free swell gel bed permeability of at least 200 Darcies, and a gel integrity of at least 2. In some aspects, the superabsorbent material is coated with a polyvinylamine.
    Type: Application
    Filed: August 31, 2006
    Publication date: March 6, 2008
    Inventors: Arvinder Pal Singh Kainth, Jason Matthew Laumer, William G.-J. Chiang, Norbert Herfert, Michael A. Mitchell, Richard Keith Goodwin