About 134 Trademarks found that are filed by the attorney Carl A Rowold

The mark can be described as an outlined rectangle with rounded edges and an off-center division with the lower portion shaded.

oilfield downhole tools and equipment; namely, drill bits, threaded tubular connections, downhole motors, packers, perforation and completion tools and downhole production pumps

process control software that can adapt to optimize any measurable process, namely, processing, manufacturing or financial operations

DRILLING AND CUTTING TOOLS AND EQUIPMENT - NAMELY DOWNHOLE DRILLING BITS

CATALYTIC MATERIAL FOR HYDROCARBON SWEETENING PROCESS

ION EXCHANGE UNITS USED IN THE TREATMENT OF BOILER FEED AND PROCESS WATER

well bore surveying and logging system comprising inertial guidance surveyors and well logging sensors for use in drilling subterranean oil and gas wells

Separators for machines, mainly for use in the oil field, extraction and petro-chemical industries

Separators for machines, mainly for use in the oil field, extraction and petro-chemical industries

MACHINES FOR LIQUID-SOLIDS SEPARATION, NAMELY, FILTER BELT PRESSES

ELECTRONIC UNIT FOR MONITORING AND DETECTING ABNORMAL FLOW CHARACTERISTICS IN OIL AND GAS TRANSMISSION LINES

IN THE STATEMENT, COLUMN 1, LINE 1, "PENNSYLVANIA" SHOULD BE DELETED AND DELAWARE SHOULD BE INSERTED.