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Separation

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  • CPC
  • C07D209/84
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CCHEMISTRY METALLURGY C07Organic chemistry C07DHETEROCYCLIC COMPOUNDS C07D209/00Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom

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C07D209/84Separation
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Patents Grantslast 30 patents

  • Information Patent Grant

    Enantiomeric separation and purification of 2,3,4,9-tetrahydro-1H-c...
    • Patent number 9,815,785
    • Issue date Nov 14, 2017
    • GE Healthcare Limited
    • Sondre Nilsen
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Solid phase extraction method
    • Patent number 9,061,996
    • Issue date Jun 23, 2015
    • GE Healthcare Limited
    • Dimitrios Mantzilas
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Sublimation purifying method and apparatus
    • Patent number 6,878,183
    • Issue date Apr 12, 2005
    • Nippon Steel Chemical Co., Ltd.
    • Mahito Soeda
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3673091
    • Patent number 3,673,091
    • Issue date Jun 27, 1972
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3624174
    • Patent number 3,624,174
    • Issue date Nov 30, 1971
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3407208
    • Patent number 3,407,208
    • Issue date Oct 22, 1968
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3407209
    • Patent number 3,407,209
    • Issue date Oct 22, 1968
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3331853
    • Patent number 3,331,853
    • Issue date Jul 18, 1967
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3025304
    • Patent number 3,025,304
    • Issue date Mar 13, 1962
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2885406
    • Patent number 2,885,406
    • Issue date May 5, 1959
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2783244
    • Patent number 2,783,244
    • Issue date Feb 26, 1957
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2777889
    • Patent number 2,777,889
    • Issue date Jan 15, 1957
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2764595
    • Patent number 2,764,595
    • Issue date Sep 25, 1956
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2575314
    • Patent number 2,575,314
    • Issue date Nov 13, 1951
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2464811
    • Patent number 2,464,811
    • Issue date Mar 22, 1949
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2464833
    • Patent number 2,464,833
    • Issue date Mar 22, 1949
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2459135
    • Patent number 2,459,135
    • Issue date Jan 11, 1949
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2419969
    • Patent number 2,419,969
    • Issue date May 6, 1947
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2407677
    • Patent number 2,407,677
    • Issue date Sep 17, 1946
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2359864
    • Patent number 2,359,864
    • Issue date Oct 10, 1944
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2242842
    • Patent number 2,242,842
    • Issue date May 20, 1941
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2190191
    • Patent number 2,190,191
    • Issue date Feb 13, 1940
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    1892770
    • Patent number 1,892,770
    • Issue date Jan 3, 1933
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    1892772
    • Patent number 1,892,772
    • Issue date Jan 3, 1933
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    1674216
    • Patent number 1,674,216
    • Issue date Jun 19, 1928
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    1672630
    • Patent number 1,672,630
    • Issue date Jun 5, 1928
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    1490148
    • Patent number 1,490,148
    • Issue date Apr 15, 1924
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    1348722
    • Patent number 1,348,722
    • Issue date Aug 3, 1920
    • C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents