Patents Represented by Law Firm Cushman Carby & Cushman Intellectual Property Group of Pillsbury Madison & Sutro LLP
  • Increasing the particle size of polymers
    Patent number: 5798440
    Abstract: Polyester particles in suspension in a liquid can be agglomerated below their melting points and the agglomerated particles are more easily filtered.
    Type: Grant
    Filed: January 24, 1995
    Date of Patent: August 25, 1998
    Assignee: Zeneca Limited
    Inventors: John Macdonald Liddell, Neil George