Trademark: 74056898
Status Date
Thursday, October 10, 1991
Filing Date
Thursday, May 3, 1990
Abandoned Date
Thursday, October 10, 1991
11 open-pored sintered glass and open-pored sintered glass ceramic materials for use as substrates for microorganisms, as biological filters in fishtanks, and for biological purification of drinking water
Oct 10, 1991
Abandonment - Express Mailed
Sep 18, 1991
Correspondence Received In Law Office
Sep 5, 1991
Assigned To Examiner
Apr 1, 1991
Correspondence Received In Law Office
Sep 26, 1990
Non-Final Action Mailed
Sep 5, 1990
Assigned To Examiner
Trademark Alertz updated from USPTO on 2030-01-24