Serial Number
74546833
Owner
MINE SAFETY APPLIANCES COMPANYAttorney
NATHAN J. PREPELKAFirst Use Date
Aug 30, 1993
Filing Date
Jul 7, 1994
PORTAIRE Trademark
Serial Number: 74546833 • Registration: 2131554
Trademark Classes
Owner Contact Info
Legal Representation
Correspondence Address
Nathan J. Prepelka The Webb Law Firm
420 Fort Duquesne Boulevard
Suite 1200
One Gateway Center
Pittsburgh
Trademark Details
Filing Date
July 7, 1994
Registration Date
January 27, 1998
First Use Anywhere
August 30, 1993
First Use in Commerce
August 30, 1993
Published for Opposition
November 4, 1997
Cancellation Date
October 22, 2021