Patents Assigned to Roche Diagnostics Operatins, Inc.
  • Methamphetamine derivatives and conjugates for immunoassay
    Patent number: 7294649
    Abstract: Compounds of methamphetamine derivatives having a meta-substituted alkyl linker on the benzene ring and a protective group on the nitrogen of the methamphetamine hapten. Such compounds have the structure wherein R1 is an alkyl linker comprising 2-15 carbon atoms and 0-6 heteroatoms, R2 is a leaving group, and R3 is a protecting group.
    Type: Grant
    Filed: December 17, 2004
    Date of Patent: November 13, 2007
    Assignee: Roche Diagnostics Operatins, Inc.
    Inventors: Raymond A. Hui, Stephen S. Vitone