| BIFAR KEYSTONE ENVIRONMENTAL RESOURCES, INC.
73831146 13 Oct 1989 | on 14 Dec 1998 | WASTE WATER TREATMENT SERVICES,EQUIPMENT OR APPARATUS FOR THE TREATMEN... Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) WASTE WATER TREATMENT SERVICES Class 040 Class 040 Treatment & Processing of Materials Services BY FAR | | | KEYSTONE ENVIRONMENTAL RESOURCES, INC. KEYSTONE ENVIRONMENTAL RESOURCES, INC.
73713273 25 Feb 1988 | on 07 Aug 1995 | WASTE TREATMENT SERVICES,DEVELOPMENTAL SERVICES, NAMELY PLANNING, LAYI... Class 037 Class 037 Construction and Repair Services WASTE TREATMENT SERVICES Class 040 Class 040 Treatment & Processing of Materials Services THE MARK CONSISTS IN PART OF THE STYLIZED RENDITION OF A KEY. Class 042 Computer & Software Services & Scientific Services DEVELOPMENTAL SERVICES, NAMELY PLANNING, LAYING OUT AND CONSTRUCTION OF INDUSTRIAL AND COMMERCIAL FACILITIES DESIGNED TO COMPLY WITH ENVIRONMENTAL REGULATIONS | | | KEYSTONE KEYSTONE ENVIRONMENTAL RESOURCES, INC.
73713333 25 Feb 1988 | on 07 Aug 1995 | WASTE TREATMENT SERVICES,WASTE TREATMENT SERVICES,DEVELOPMENTAL SERVIC... Class 037 Class 037 Construction and Repair Services WASTE TREATMENT SERVICES Class 040 Class 040 Treatment & Processing of Materials Services KEY STONE Class 042 Computer & Software Services & Scientific Services WASTE TREATMENT SERVICES | | | SPECTRIX KEYSTONE ENVIRONMENTAL RESOURCES, INC.
73703415 30 Dec 1987 | on 27 Mar 1995 | SERVICES RELATED TO THE CHEMICAL ANALYSIS OF MATERIALS FOR ENVIRONMENT... Class 042 Class 042 Computer & Software Services & Scientific Services SERVICES RELATED TO THE CHEMICAL ANALYSIS OF MATERIALS FOR ENVIRONMENTAL PURPOSES TO INCLUDE CHARACTERIZATION OF HAZARDOUS WASTES, GROUND WATER MONITORING, AIR MONITORING, SPECIAL TESTING RELATED TO THE ISSUANCE OF HAZARDOUS WASTE PERMITS, GEOCHEMICAL ANALYSIS, TESTING OF DRINKING WATER, OCCUPATIONAL HEALTH RELATED TESTING AND THE TAKING, PREPARATION AND MANAGEMENT OF SAMPLES | | | BIFAR KEYSTONE ENVIRONMENTAL RESOURCES, INC.
73831094 13 Oct 1989 | on 20 Sep 1991 | MANAGEMENT FOR OTHERS OF WASTE WATER TREATMENT SYSTEMS,MANAGEMENT FOR ... Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) MANAGEMENT FOR OTHERS OF WASTE WATER TREATMENT SYSTEMS Class 035 Class 035 Advertising, Business & Retail Services BY FAR | | | ENGINEERED BIODEGRADATION SYSTEM KEYSTONE ENVIRONMENTAL RESOURCES, INC.
73688221 05 Oct 1987 | on 06 Sep 1988 | SERVICES RELATED TO THE TREATMENT OF CONTAMINATED SOILS AND RESIDUES (... Class 037 Class 037 Construction and Repair Services DESIGN AND CONSTRUCTION OF FACILITIES FOR SUCH TREATMENT Class 040 Class 040 Treatment & Processing of Materials Services SERVICES RELATED TO THE TREATMENT OF CONTAMINATED SOILS AND RESIDUES (SLUDGES) | | | BIOFILTRATION KEYSTONE ENVIRONMENTAL RESOURCES, INC.
73688149 05 Oct 1987 | on 06 Sep 1988 | SERVICES RELATED TO THE TREATMENT OF ORGANICALLY CONTAMINATED EFFLUENT... Class 037 Class 037 Construction and Repair Services SERVICES RELATED TO THE TREATMENT OF ORGANICALLY CONTAMINATED EFFLUENTS BY FILTRATION, ADSORPTION AND BIODEGRATED IN SOIL MATRIX AND THE DESIGN Class 040 Class 040 Treatment & Processing of Materials Services SERVICES RELATED TO THE TREATMENT OF ORGANICALLY CONTAMINATED EFFLUENTS BY FILTRATION, ADSORPTION AND BIODEGRATED IN SOIL MATRIX AND THE DESIGN | | 
