Trademark: 74087099
Status Date
Monday, July 3, 2000
Registration Number
1783351
Registration Date
Tuesday, July 20, 1993
Filing Date
Monday, August 13, 1990
Published for Opposition
Tuesday, December 10, 1991
Cancellation Date
Monday, July 3, 2000
11 water treatment apparatus for reducing or eliminating hard water scale deposition on heat exchange surfaces in industrial cooling systems with atmospheric cooling towers; namely, a device responsive to the density of water in the cooling system controlling the discharge of water containing a predetermined level of hard water scale forming components from the system and the addition of fresh water to the system
Jul 3, 2000
Cancelled Sec. 8 (6-Yr)
Jul 20, 1993
Registered-Principal Register
May 12, 1993
Allowed Principal Register - Sou Accepted
Apr 2, 1993
Correspondence Received In Law Office
Oct 19, 1992
Non-Final Action Mailed
Sep 28, 1992
Assigned To Examiner
Sep 10, 1992
Statement Of Use Processing Complete
Aug 24, 1992
Use Amendment Filed
Mar 3, 1992
Noa Mailed - Sou Required From Applicant
Dec 10, 1991
Published For Opposition
Nov 8, 1991
Notice Of Publication
Aug 8, 1991
Approved For Pub - Principal Register
Jun 27, 1991
Correspondence Received In Law Office
Jan 11, 1991
Non-Final Action Mailed
Jan 3, 1991
Assigned To Examiner
Trademark Alertz updated from USPTO on 2030-01-24
