TREA

Howard J. Schaeffer

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  • Raleigh, NC, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Purine derivatives
    • Patent number 4,649,140
    • Issue date Mar 10, 1987
    • Burroughs Wellcome Co.
    • Howard J. Schaeffer
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Purine derivatives
    • Patent number 4,360,522
    • Issue date Nov 23, 1982
    • Burroughs Wellcome Co.
    • Howard J. Schaeffer
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Adenine derivatives
    • Patent number 4,323,573
    • Issue date Apr 6, 1982
    • Burroughs Wellcome Co.
    • Howard J. Schaeffer
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Adenosine deaminase inhibitors
    • Patent number 4,315,920
    • Issue date Feb 16, 1982
    • Burroughs Wellcome Co.
    • Howard J. Schaeffer
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Purine derivatives
    • Patent number 4,294,831
    • Issue date Oct 13, 1981
    • Burroughs Wellcome Co.
    • Howard J. Schaeffer
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Purine derivatives
    • Patent number 4,287,188
    • Issue date Sep 1, 1981
    • Burroughs Wellcome Co.
    • Howard J. Schaeffer
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Methods and compositions for treating viral infections and guanine...
    • Patent number 4,199,574
    • Issue date Apr 22, 1980
    • Burroughs Wellcome Co.
    • Howard J. Schaeffer
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2-Amido-9-(2-acyloxyethoxymethyl)hypoxanthines
    • Patent number 4,146,715
    • Issue date Mar 27, 1979
    • Burroughs Wellcome Co.
    • Howard J. Schaeffer
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Purine derivatives with repeating unit
    • Patent number 4,060,616
    • Issue date Nov 29, 1977
    • Burroughs Wellcome Co.
    • Howard John Schaeffer
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    8-Azapurine derivatives
    • Patent number 4,027,025
    • Issue date May 31, 1977
    • Burroughs Wellcome Co.
    • Howard John Schaeffer
    • C07 - ORGANIC CHEMISTRY