About 25 Trademarks found that are owned by Grefco Inc.

4200

GREFCO, INC.

71564617

03 Sep 1948

DIATOMACEOUS EARTH IN POWDERED FORM, USED AS A FILTER AID, FILLER, OR ...

DICALITE

GREFCO, INC.

71562699

03 Aug 1948

DIATOMACEOUS EARTH, KIESELGUHR, AND INFUSORIAL EARTH FILLERS ESPECIALL...

PERMALITE

GREFCO, INC.

71489606

08 Oct 1945

MATERIALS IN POWDERED AND GRANULAR FORM FORMED FROM THE MINERALS PERLI...

DIA-FLOC

GREFCO, INC.

72213558

08 Mar 1965

FILTER AIDS,FILTER AIDS

DICAPERL

Grefco, Inc.

73441413

29 Aug 1983

Perlite Material for Use as a Filler for Plastics,Perlite Material for...

CELLU-AID

Grefco, Inc.

72149181

17 Jul 1962

Powdered Diatomite,Powdered Diatomite

BULK-AID

Grefco, Inc.

72109319

30 Nov 1960

Mineral Filler of Low Apparent Density Useful in the Paper and Other I...

DICAMITE

GREFCO, INC.

73096577

13 Aug 1976

DIATOMACEOUS EARTH COMPOSITION FOR USE AS A FILTER AID,DIATOMACEOUS EA...

GT

GREFCO, INC.

73061166

22 Aug 1975

PERLITE MATERIAL FOR USE AS A PLASTIC FILLER,PERLITE MATERIAL FOR USE ...

DICA-BRITE

GREFCO, INC.

73048155

31 Mar 1975

FILTER MEDIA FOR USE IN AQUEOUS FILTRATION,FILTER MEDIA FOR USE IN AQU...