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About 3 Trademarks found for “CALGUARD”

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CALGUARD*

CALG*

*ARD

CA*RD

1814451
REGISTERED

on 12 Apr 2018

CALGUARD

CALFRAC WELL SERVICES LTD.

1814451 · 15 Dec 2016

001

Chemical additives for fracturing fluid for use in oil and gas wells

444235
EXPUNGED

CALGUARD

CALGON CORPORATION

444235 · 11 Sept 1979

042

Consulting and analytical services providing computerized predictive p...

442963
ABANDONED

on 4 Feb 1980

CALGUARD

CALGON CORPORATION

442963 · 6 Aug 1979

042

Consulting and analytical services providing computerized predictive p...

Owners

Calgon corporation (2)

Calfrac well services ltd. (1)

Categories

Class 42 (2)

Class 1 (1)

Correspondents

Lavery, de billy, llp (1)

Moffat & co. (1)

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