BLACKWELL Trademark
Serial Number: 72288153 • Registration: 0870841
BLACKWELL is a trademark filed by
BLACKWELL BURNER COMPANY
on January 5, 1968. The trademark is classified under Class 7 (Machinery), Class 11 (Environmental Control).
The application is currently no longer active.
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
January 5, 1968
Registration Date
June 10, 1969
Filing History
EXPIRED SEC. 9
Nov 3, 1992 EXRG
EXPIRED SEC. 9
Nov 3, 1992 EXRG