About 2 Trademarks found for “EXTENDOSPHERE, EXTENDOSPHERES”
Filters
Mark | Details | Status | Class/Description | |
---|---|---|---|---|
EXTENDOSPHERE, EXTENDOSPHERES PQ Corporation 585468 2 Sept 1992 | Removed - Not renewed: Renewal fee not paid | Ceramic microspheres in this class Class 001 | ||
EXTENDOSPHERES, EXTENDOSPHERE Microcell Australia Pty Ltd 521986 26 Oct 1989 | Lapsed: Not accepted | Fly ash; fly ash cenospheres; filler materials used in packing, insula... Class 017 |
PQ Corporation
585468 · 2 Sept 1992
001
Ceramic microspheres in this class