INVERTAFRAC

View On IC.GC.CA

EXPUNGED

Last Applicant/ Owned by

DOWELL SCHLUMBERGER INCORPORATED

PATENT DEPARTMENT,P.O. BOX 2710,TULSA, OKLAHOMA 74101,

Serial Number

516103 filed on 1^st Feb 1984

Registration Number

TMA332065 registered on 18^th Sept 1987

Registration expiry Date

18^th Sept 2002

Correspondent Address

GOWLING WLG (CANADA) LLP

SUITE 16001 FIRST CANADIAN PLACE100 KING STREET WESTTORONTO

ONTARIO

M5X1G5

INVERTAFRAC

Trademark usage description

planning and rendering subterranean earth fracturing services.

Classification Information

CIPO Classification Code

Nice

516103

Trademark

Action Taken	Status
Submitted for opposition 75 on 1^st May 2003	Automatic Expungement - Failure to renew
Submitted for opposition 60 on 9^th Oct 2002	Renewal Notice Sent
Submitted for opposition 68 on 4^th Jul 2000	Rep for Service Name Changed
Submitted for opposition 67 on 4^th Jul 2000	Agent Name Changed
Submitted for opposition 55 on 18^th Sept 1987	Registered
Submitted for opposition 50 on 6^th Mar 1987	Allowed
Submitted for opposition 42 on 31^st Dec 1986	Advertised
Submitted for opposition 30 on 1^st Feb 1984	Filed