PIWD

View On IC.GC.CA

REGISTERED

on 30 Mar 2007

Last Applicant/ Owned by

WEATHERFORD TECHNOLOGY HOLDINGS LLC

2000, St. James PIHouston, Texas 77056

Serial Number

1235709 filed on 1^st Nov 2004

Registration Number

TMA685154 registered on 30^th Mar 2007

Registration expiry Date

30^th Mar 2032

Correspondent Address

BORDEN LADNER GERVAIS LLP

World Exchange Plaza100 Queen Street, Suite 1300Ottawa

ONTARIO

K1P1J9

PIWD

Trademark usage description

underbalanced drilling data analysis services for others in the oil and gas industry.

Classification Information

1235709

Trademark

Action Taken	Status
Submitted for opposition 42 on 18^th Oct 2006	Advertised
Submitted for opposition 26 on 14^th Sept 2006	Approved
Submitted for opposition 12 on 30^th May 2006	Extension of Time
Submitted for opposition 12 on 19^th Dec 2005	Extension of Time
Submitted for opposition 12 on 30^th May 2005	Extension of Time
Submitted for opposition 22 on 14^th Feb 2005	Search Recorded
Submitted for opposition 20 on 14^th Feb 2005	Examiner's First Report
Submitted for opposition 1 on 2^th Nov 2004	Created
Submitted for opposition 31 on 2^th Nov 2004	Formalized
Submitted for opposition 30 on 1^st Nov 2004	Filed