BIOFILTRATION
Mark Identification

BIOFILTRATION

Serial Number

73688149

Filing Date

Oct 5, 1987

Trademark by

KEYSTONE ENVIRONMENTAL RESOURCES INC.

Classification Information

CONSTRUCTION OF FACILITIES FOR SUCH TREATMENT

Building Construction and Repair

SERVICES RELATED TO THE TREATMENT OF ORGANICALLY CONTAMINATED EFFLUENTS BY FILTRATION, ADSORPTION AND BIODEGRATED IN SOIL MATRIX AND THE DESIGN

Treatment of Materials