on 2 Aug 2017
Last Applicant/ Owned by
NATIONAL OILWELL VARCO L.P. A DELAWARE LIMITED PARTNERSHIP
7909 Parkwood Circle DriveHouston, Texas 77036
US
Serial Number
1530020 filed on 1st Jun 2011
Correspondent Address
SMART & BIGGAR LP
1100-150 York StreetToronto
ONTARIO
CA
M5H3S5
Trademark usage description
a coring tool for drilling comprising a two piece fixed cutter drill bit and an interchangeable doughnut hole, the doughnut hole portion of the bit be Read MoreCIPO Classification Code
Nice
1530020
Trademark
Action Taken | Status |
---|---|
Submitted for opposition 12 on 16th Apr 2014 | Extension of Time |
Submitted for opposition 12 on 2th Dec 2013 | Extension of Time |
Submitted for opposition 12 on 27th May 2013 | Extension of Time |
Submitted for opposition 12 on 18th Feb 2013 | Extension of Time |
Submitted for opposition 15 on 23rd May 2012 | Correspondence Created |
Submitted for opposition 22 on 22nd Nov 2011 | Search Recorded |
Submitted for opposition 20 on 22nd Nov 2011 | Examiner's First Report |
Submitted for opposition 31 on 3rd Jun 2011 | Formalized |
Submitted for opposition 1 on 2th Jun 2011 | Created |
Submitted for opposition 30 on 1st Jun 2011 | Filed |