![](/us.svg)
Trademark: 73232221
Status Date
Wednesday, December 23, 1987
Registration Number
1157611
Registration Date
Tuesday, June 16, 1981
Filing Date
Friday, September 21, 1979
Published for Opposition
Tuesday, February 24, 1981
Cancellation Date
Wednesday, December 23, 1987
1 Sewage Treatment Chemical-Namely, an Adsorbent for Removing Heavy Metal Ions from Wastewater
Dec 23, 1987
Cancelled Sec. 8 (6-Yr)
Jun 16, 1981
Registered-Principal Register
Feb 24, 1981
Published For Opposition
Feb 23, 1981
Notice Of Publication
Dec 2, 1980
Notice Of Publication
Jul 29, 1980
Approved For Pub - Principal Register
Jul 28, 1980
Assigned To Examiner
Jan 5, 1980
Assigned To Examiner
Trademark Alertz updated from USPTO on 2030-01-24