Trademark: 74225257
Status Date
Monday, May 31, 1999
Registration Number
1734234
Registration Date
Tuesday, November 24, 1992
Filing Date
Monday, November 25, 1991
Published for Opposition
Tuesday, September 1, 1992
Cancellation Date
Monday, May 31, 1999
1 chemical compositions for reducing nitrogen oxides, carbon monoxide and sulphur dioxide air polluting emissions from fuel combustion equipment, automotive and stationary combustion engines, diesel engines, gas turbines, steam boilers and fuel fired heaters
May 31, 1999
Cancelled Sec. 8 (6-Yr)
Nov 24, 1992
Registered-Principal Register
Sep 1, 1992
Published For Opposition
Jul 31, 1992
Notice Of Publication
Jun 22, 1992
Approved For Pub - Principal Register
Jun 1, 1992
Correspondence Received In Law Office
Apr 13, 1992
Non-Final Action Mailed
Feb 28, 1992
Assigned To Examiner
Trademark Alertz updated from USPTO on 2030-01-24