This page contains all the U.S. trademarks filed by Richard J. Langenstein. The list below is generated based on trademark correspondent identification information provided to the United States Patent Office (USPTO). Trademarkia.com is a free search engine of publicly available government records. Trademarkia.com does not represent correspondent listed on this page.

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Goods and Services: Pneumatic actuators and unloaders used to automate volumetric changes of clearance pockets in...
DEAD (Circa: 2006)

DURMAX

Goods and Services: Piston rod packing for reciprocating compressor
DEAD (Circa: 2006)

LEP

Goods and Services: Piston rings, rider rings, mechanical packing rings, rod packing rings, and oil wiper rings f...
DEAD (Circa: 2006)

RESILON-T

Goods and Services: Books in the field of maintenance and operation of rotating equipment; reciprocating equipmen...
DEAD (Circa: 2005)

IMPACT&T

Goods and Services: Industrial water filtering units
DEAD (Circa: 2004)

RANEWATER