DUOGRAPH Trademark
Serial Number: 71213678 • Registration: 0204976
DUOGRAPH is a trademark filed by
AIR REDUCTION COMPANY, INCORPORATED
on May 2, 1925. The trademark is classified under Class 11 (Environmental Control).
The application is currently no longer active.
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
May 2, 1925
Registration Date
October 27, 1925
Filing History
EXPIRED SEC. 9
Jan 10, 1986 EXRG
EXPIRED SEC. 9
Jan 10, 1986 EXRG
EXPIRED SEC. 9
Jan 10, 1986 EXRG