Trademark: 76173925
Word
SIGMA
Status
Registered
Status Code
800
Status Date
Friday, June 28, 2013
Serial Number
76173925
Registration Number
2806950
Registration Date
Tuesday, January 20, 2004
Mark Type
1000
Filing Date
Friday, December 1, 2000
Published for Opposition
Tuesday, January 1, 2002

Trademark Owner History
Halliburton Energy Services, Inc. - Original Registrant

Classifications
42 PROVIDING TECHNICAL CONSULTING SERVICES BY ANALYZING AND OPTIMIZING THE PARAMETERS USED IN DRILLING AND PRODUCING OIL AND GAS WELLS

Trademark Events
Jan 20, 2023
Courtesy Reminder - Sec. 8 (10-Yr)/Sec. 9 E-Mailed
Oct 8, 2020
Applicant/Correspondence Changes (Non-Responsive) Entered
Oct 8, 2020
Teas Change Of Correspondence Received
Oct 8, 2020
Attorney/Dom.Rep.Revoked And/Or Appointed
Oct 8, 2020
Teas Revoke/App/Change Addr Of Atty/Dom Rep Received
Oct 8, 2020
Teas Change Of Owner Address Received
Feb 24, 2015
Attorney/Dom.Rep.Revoked And/Or Appointed
Feb 24, 2015
Teas Revoke/App/Change Addr Of Atty/Dom Rep Received
Jun 28, 2013
Notice Of Acceptance Of Sec. 8 & 9 - E-Mailed
Jun 28, 2013
Registered And Renewed (First Renewal - 10 Yrs)
Jun 28, 2013
Registered - Sec. 8 (10-Yr) Accepted/Sec. 9 Granted
Jun 28, 2013
Case Assigned To Post Registration Paralegal
Jun 21, 2013
Teas Change Of Correspondence Received
Jun 21, 2013
Teas Section 8 & 9 Received
Jul 24, 2012
Attorney/Dom.Rep.Revoked And/Or Appointed
Jul 24, 2012
Teas Revoke/App/Change Addr Of Atty/Dom Rep Received
Mar 6, 2009
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.
Feb 13, 2009
Assigned To Paralegal
Feb 11, 2009
Teas Section 8 & 15 Received
Jan 20, 2004
Registered-Principal Register
Nov 20, 2003
Allowed Principal Register - Sou Accepted
Nov 20, 2003
Assigned To Examiner
Nov 18, 2003
Assigned To Examiner
Nov 18, 2003
Assigned To Examiner
Nov 17, 2003
Case File In Ticrs
Nov 10, 2003
Statement Of Use Processing Complete
Oct 20, 2003
Use Amendment Filed
Oct 20, 2003
Teas Statement Of Use Received
Jun 17, 2003
Sou Extension 2 Granted
Jun 10, 2003
Sou Extension 2 Filed
Jun 10, 2003
Teas Extension Received
Dec 3, 2002
Sou Extension 1 Granted
Dec 3, 2002
Sou Extension 1 Filed
Dec 3, 2002
Teas Extension Received
Jun 25, 2002
Noa Mailed - Sou Required From Applicant
Feb 6, 2002
Extension Of Time To Oppose Received
Jan 1, 2002
Published For Opposition
Dec 12, 2001
Notice Of Publication
Aug 13, 2001
Approved For Pub - Principal Register
Jun 18, 2001
Correspondence Received In Law Office
Jun 18, 2001
Correspondence Received In Law Office
Jun 6, 2001
Non-Final Action Mailed
May 30, 2001
Assigned To Examiner

Trademark Alertz updated from USPTO on 2030-01-24