TREA

SIGMA CHEMICAL COMPANY

Follow

Organization

  • ST. LOUIS, MO, US
Organizations

Patents Grantslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    74005700 - SIGMA BULK CHEMICALS
    • Serial number 74005700
    • Registration number 1660033
    • Filing date Nov 28, 1989
    • Sigma Chemical Company
    • 35 - Advertising
  • Information Trademark

    73834631 - SIGMA IMMUNOTES
    • Serial number 73834631
    • Registration number 1602239
    • Filing date Oct 30, 1989
    • Sigma Chemical Company
    • 16 - Paper, cardboard and goods made from these materials, not included in other classes
  • Information Trademark

    73740044 - EXTRAVIDIN
    • Serial number 73740044
    • Registration number 1567740
    • Filing date Jul 15, 1988
    • Sigma Chemical Company
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73614147 - COMPUTROL
    • Serial number 73614147
    • Registration number 1451241
    • Filing date Aug 11, 1986
    • Sigma Chemical Company
    • 35 - Advertising
  • Information Trademark

    73614287 - ACCUSET
    • Serial number 73614287
    • Registration number 1450225
    • Filing date Aug 11, 1986
    • Sigma Chemical Company
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73614148 - ACCUSTAIN
    • Serial number 73614148
    • Registration number 1451598
    • Filing date Aug 11, 1986
    • Sigma Chemical Company
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73533322 - CATABATE
    • Serial number 73533322
    • Registration number 1365185
    • Filing date Apr 22, 1985
    • Sigma Chemical Company
    • 5 - Pharmaceutical and veterinary preparations
  • Information Trademark

    73458463 - SIGMA DIAGNOSTICS
    • Serial number 73458463
    • Registration number 1312898
    • Filing date Dec 27, 1983
    • Sigma Chemical Company
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73451463 - ACCUTROL
    • Serial number 73451463
    • Filing date Nov 7, 1983
    • Sigma Chemical Company
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73451464 - SIGMA DIAGNOSTICS
    • Serial number 73451464
    • Registration number 1311752
    • Filing date Nov 7, 1983
    • Sigma Chemical Company
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73385961 - LIN-TROL
    • Serial number 73385961
    • Registration number 1257246
    • Filing date Sep 16, 1982
    • Sigma Chemical Company
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73301589 - SIGMA-SCREENS
    • Serial number 73301589
    • Registration number 1230716
    • Filing date Mar 17, 1981
    • Sigma Chemical Company
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73258322 - HISTOCHROME
    • Serial number 73258322
    • Registration number 1175680
    • Filing date Apr 16, 1980
    • Sigma Chemical Company
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73235209 - SIGMASYSTEM
    • Serial number 73235209
    • Registration number 1160524
    • Filing date Oct 15, 1979
    • Sigma Chemical Company
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73235207 - HISTOZYME
    • Serial number 73235207
    • Registration number 1163250
    • Filing date Oct 15, 1979
    • Sigma Chemical Company
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73208831 - FILTER-PHASE
    • Serial number 73208831
    • Registration number 1138385
    • Filing date Mar 26, 1979
    • SIGMA CHEMICAL COMPANY
    • 16 - Paper, cardboard and goods made from these materials, not included in other classes
  • Information Trademark

    73208387 - KETOTROL
    • Serial number 73208387
    • Registration number 1184300
    • Filing date Mar 22, 1979
    • Sigma Chemical Company
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73184156 - ISOPAC
    • Serial number 73184156
    • Registration number 1125898
    • Filing date Aug 31, 1978
    • SIGMA CHEMICAL COMPANY
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73160547 - HISTOPAQUE
    • Serial number 73160547
    • Registration number 1102478
    • Filing date Mar 2, 1978
    • SIGMA CHEMICAL COMPANY
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73152424 - DALTON MARK VI
    • Serial number 73152424
    • Registration number 1097808
    • Filing date Dec 19, 1977
    • SIGMA CHEMICAL COMPANY
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73152294 - ATROXIN
    • Serial number 73152294
    • Registration number 1097807
    • Filing date Dec 16, 1977
    • SIGMA CHEMICAL COMPANY
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73109976 - FLUORO-ZYME
    • Serial number 73109976
    • Registration number 1069669
    • Filing date Dec 17, 1976
    • SIGMA CHEMICAL COMPANY
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73109982 - BCIP
    • Serial number 73109982
    • Registration number 1069670
    • Filing date Dec 17, 1976
    • SIGMA CHEMICAL COMPANY
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73093990 - ECLECTIC
    • Serial number 73093990
    • Registration number 1059729
    • Filing date Jul 19, 1976
    • SIGMA CHEMICAL COMPANY
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73090564 - ISOTROL
    • Serial number 73090564
    • Registration number 1069641
    • Filing date Jun 16, 1976
    • SIGMA CHEMICAL COMPANY
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73068695 - CELLU-STAIN
    • Serial number 73068695
    • Registration number 1050437
    • Filing date Nov 11, 1975
    • SIGMA CHEMICAL COMPANY
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73068694 - AGARO-STAIN
    • Serial number 73068694
    • Registration number 1053808
    • Filing date Nov 11, 1975
    • SIGMA CHEMICAL COMPANY
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73048469 - GLUCURASE
    • Serial number 73048469
    • Registration number 1036005
    • Filing date Apr 3, 1975
    • SIGMA CHEMICAL COMPANY
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    72392811 - SIGMACOTE
    • Serial number 72392811
    • Registration number 939408
    • Filing date May 21, 1971
    • SIGMA CHEMICAL COMPANY
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    72315504 - SIGMA 7-9
    • Serial number 72315504
    • Registration number 897641
    • Filing date Dec 31, 1968
    • SIGMA CHEMICAL COMPANY
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry