Serial Number
75461817
Owner
EIRTECH INSTRUMENTSFirst Use Date
Jan 31, 1993
Filing Date
Apr 3, 1998
PORTACAL Trademark
Serial Number: 75461817 • Registration: 2330856
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
April 3, 1998
Registration Date
March 21, 2000
First Use Anywhere
January 31, 1993
First Use in Commerce
January 31, 1993
Published for Opposition
December 28, 1999
Cancellation Date
October 22, 2010
Goods & Services
gas calibration kits for portable environmental instrumentation consisting primarily of gas cylinders, calibration gasses, tubing and air flow regulators for the calibration/function check of electrochemical sources