Trademark: 74126657
Status Date
Monday, November 16, 1998
Registration Number
1686250
Registration Date
Tuesday, May 12, 1992
Filing Date
Wednesday, December 26, 1990
Published for Opposition
Tuesday, February 18, 1992
Cancellation Date
Monday, November 16, 1998
11 semi-permeable membrane separator for the cleaning and purification of gas mixtures
Nov 16, 1998
Cancelled Sec. 8 (6-Yr)
May 12, 1992
Registered-Principal Register
Feb 18, 1992
Published For Opposition
Jan 17, 1992
Notice Of Publication
Jul 19, 1991
Approved For Pub - Principal Register
Jun 29, 1991
Examiner's Amendment Mailed
May 17, 1991
Assigned To Examiner
Trademark Alertz updated from USPTO on 2030-01-24