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BLACKSTONE

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BLACKSTONE
REGISTERED

on 29 Oct 2015

Last Applicant/ Owned by

BLACKSTONE DRILLING FLUIDS LIMITED

215 9th Avenue SWSuite 500Calgary

ALBERTA

CA

T2P1K3

Serial Number

1647220 filed on 9th Oct 2013

Registration Number

TMA918881 registered on 29th Oct 2015

Registration expiry Date

29th Oct 2030

Correspondent Address

DENTONS CANADA LLP

99 BANK STREETSUITE 1420OTTAWA

ONTARIO

CA

K1P1H4

BLACKSTONE

Trademark usage description

chemical additives for oil well drilling fluid; drilling fluids; drilling fluids for oil and gas wells; drilling and completion fluids. providing adv Read More

Classification Information

Class [001]
Chemicals and adhesives

Comment text

CIPO Classification Code

Classification kind code

Nice

Class [035]
Advertising, marketing, promotional and business

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CIPO Classification Code

Classification kind code

Nice

Class [037]
Building construction and repair

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CIPO Classification Code

Classification kind code

Nice

Class [042]
Computer and scientific

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CIPO Classification Code

Classification kind code

Nice

Mark Details

Serial Number

1647220

Mark Type

Trademark

Legal History

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Action TakenStatus
Submitted for opposition 42
on 24th Jun 2015		Advertised
Submitted for opposition 26
on 4th Jun 2015		Approved
Submitted for opposition 27
on 16th Apr 2015		Approval Notice Sent
Submitted for opposition 48
on 16th Apr 2015		Agent Changed
Submitted for opposition 15
on 10th Oct 2014		Correspondence Created
Submitted for opposition 22
on 18th Jun 2014		Search Recorded
Submitted for opposition 20
on 18th Jun 2014		Examiner's First Report
Submitted for opposition 31
on 17th Oct 2013		Formalized
Submitted for opposition 1
on 10th Oct 2013		Created
Submitted for opposition 30
on 9th Oct 2013		Filed