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Trademark: 74142717
Status Date
Tuesday, July 12, 2022
Registration Number
1675747
Registration Date
Tuesday, February 18, 1992
Filing Date
Wednesday, February 27, 1991
Published for Opposition
Tuesday, November 26, 1991
9 chromatography column for separation of saturated and unsaturated hydrocarbons
Jul 12, 2022
Notice Of Acceptance Of Sec. 8 & 9 - E-Mailed
Jul 12, 2022
Registered And Renewed (Third Renewal - 10 Yrs)
Jul 12, 2022
Registered - Sec. 8 (10-Yr) Accepted/Sec. 9 Granted
Jul 5, 2022
Case Assigned To Post Registration Paralegal
Feb 23, 2022
Applicant/Correspondence Changes (Non-Responsive) Entered
Feb 23, 2022
Teas Change Of Correspondence Received
Feb 23, 2022
Attorney/Dom.Rep.Revoked And/Or Appointed
Feb 23, 2022
Teas Revoke/App/Change Addr Of Atty/Dom Rep Received
Feb 23, 2022
Teas Change Of Owner Address Received
Jan 28, 2022
Teas Section 8 & 9 Received
Feb 18, 2021
Courtesy Reminder - Sec. 8 (10-Yr)/Sec. 9 E-Mailed
Aug 25, 2020
Teas Change Of Correspondence Received
Aug 25, 2020
Teas Withdrawal As Domestic Representative Received
Aug 25, 2020
Attorney/Dom.Rep.Revoked And/Or Appointed
Aug 25, 2020
Teas Revoke/App/Change Addr Of Atty/Dom Rep Received
Jun 8, 2020
Applicant/Correspondence Changes (Non-Responsive) Entered
Jun 8, 2020
Teas Change Of Correspondence Received
Jun 8, 2020
Attorney/Dom.Rep.Revoked And/Or Appointed
Jun 8, 2020
Teas Revoke/App/Change Addr Of Atty/Dom Rep Received
Jun 8, 2020
Teas Change Of Owner Address Received
Feb 15, 2012
Notice Of Acceptance Of Sec. 8 & 9 - E-Mailed
Feb 15, 2012
Registered And Renewed (Second Renewal - 10 Yrs)
Feb 15, 2012
Registered - Sec. 8 (10-Yr) Accepted/Sec. 9 Granted
Feb 13, 2012
Teas Section 8 & 9 Received
Nov 16, 2010
Attorney/Dom.Rep.Revoked And/Or Appointed
Nov 16, 2010
Teas Revoke/App/Change Addr Of Atty/Dom Rep Received
May 28, 2009
Attorney/Dom.Rep.Revoked And/Or Appointed
May 28, 2009
Teas Revoke/App/Change Addr Of Atty/Dom Rep Received
Dec 14, 2007
Case File In Ticrs
Aug 30, 2007
Applicant/Correspondence Changes (Non-Responsive) Entered
Aug 30, 2007
Teas Change Of Owner Address Received
Nov 16, 2001
Registered And Renewed (First Renewal - 10 Yrs)
Nov 16, 2001
Registered - Sec. 8 (10-Yr) Accepted/Sec. 9 Granted
Sep 4, 2001
Registered - Combined Section 8 (10-Yr) & Sec. 9 Filed
Apr 29, 1998
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.
Feb 20, 1998
Registered - Sec. 8 (6-Yr) & Sec. 15 Filed
Feb 18, 1992
Registered-Principal Register
Nov 26, 1991
Published For Opposition
Oct 25, 1991
Notice Of Publication
Jun 26, 1991
Approved For Pub - Principal Register
Jun 4, 1991
Examiner's Amendment Mailed
May 20, 1991
Assigned To Examiner
Trademark Alertz updated from USPTO on 2030-01-24