Patents by Inventor William Peer

William Peer 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).

  • Polymers for paper and paperboard coatings
    Patent number: 7807271
    Abstract: The invention is directed to the composition and use of substantially water-soluble amphoteric (co)polymers as co-binders for paper and paperboard coating applications.
    Type: Grant
    Filed: March 30, 2010
    Date of Patent: October 5, 2010
    Assignee: Ciba Specialty Chemicals Water Treatments Ltd.
    Inventors: Randy Branston, William Peer, Tamal Ghosh, Howard Roger Dungworth
  • POLYMERS FOR PAPER AND PAPERBOARD COATINGS
    Publication number: 20100190012
    Abstract: The invention is directed to the composition and use of substantially water-soluble amphoteric (co)polymers as co-binders for paper and paperboard coating applications.
    Type: Application
    Filed: March 30, 2010
    Publication date: July 29, 2010
    Applicant: CIBA SPECIALTY CHEMICALS WATER TREATMENT LIMITED
    Inventors: Randy BRANSTON, William PEER, Tamal GHOSH, Howard Roger DUNGWORTH
  • Polymers for paper and paperboard coatings
    Patent number: 7732525
    Abstract: The invention is directed to the composition and use of substantially water-soluble amphoteric (co)polymers as co-binders for paper and paperboard coating applications.
    Type: Grant
    Filed: May 9, 2005
    Date of Patent: June 8, 2010
    Assignee: Ciba Specialty Chemicals Water Treatments Limited
    Inventors: Randy Branston, William Peer, Tamal Ghosh, Howard Roger Dungworth
  • Methacrylate copolymer pour point depressants
    Publication number: 20080108533
    Abstract: Poly methacrylate copolymers are disclosed which comprising from about 60 to about 96 weight percent of a C12-C16 alkyl methacrylate and from about 40 to about 4 weight percent of a C18-C30 alkyl methacrylate and provide excellent low temperature properties to lubricating oils.
    Type: Application
    Filed: October 30, 2007
    Publication date: May 8, 2008
    Inventors: William Peer, Eugene Scanlon
  • Polymers for paper and paperboard coatings
    Publication number: 20050261394
    Abstract: The invention is directed to the composition and use of substantially water-soluble amphoteric (co)polymers as co-binders for paper and paperboard coating applications.
    Type: Application
    Filed: May 9, 2005
    Publication date: November 24, 2005
    Inventors: Randy Branston, William Peer, Tamal Ghosh, Howard Dungworth
  • Preparation of acrylic acid derivatives from alpha-or beta-hydroxy carboxylic acids
    Publication number: 20050222458
    Abstract: The invention is directed to a process for the preparation of ?,?-unsaturated acids, esters and amides from ?- or ?-hydroxycarboxylic acids or esters or precursors in high yields and high selectivity. The ?,?-unsaturated acids or esters are optionally prepared in the presence of specific dehydration and/or esterification catalysts. The ?,?-unsaturated amides or substituted amides are prepared optionally in the presence of a dehydration and/or amidation catalyst. The source of ?- or ?-hydroxycarboxylic acids or precusor is preferably from a renewable resource. The precursor is defined herein.
    Type: Application
    Filed: March 30, 2005
    Publication date: October 6, 2005
    Inventors: Liliana Craciun, Gerald Benn, John Dewing, George Schriver, William Peer, Bernd Siebenhaar, Urs Siegrist
  • Mucoadhesive granules of carbomer suitable for oral administration of drugs
    Patent number: 6306789
    Abstract: Mucoadhesive granules comprising a) carbomer and/or a salt thereof; and b) an inert filler. The granules preferably further comprise a pharmaceutically active agent suitable for sustained release into the gastrointestinal tract or for targeted delivery to the gastrointestinal mucosa.
    Type: Grant
    Filed: October 12, 1999
    Date of Patent: October 23, 2001
    Assignee: Reckitt Benckiser Healthcare (UK) Limited
    Inventors: Peter William Dettmar, Paul Andrew Dickson, Frank Chadwick Hampson, Ian Gordon Jollife, William Peers