Search Results for the EPA National Library Catalog

Items Found: 21
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Your Search: (SUBJECT=Patents United States)


 
 
 
Select Item Title Year Published
Biotechnology : processing delays continue for growing backlog of patent applications / 1990
Chemicals by enzymatic and microbial processes : recent advances 1980
Crossing the finish line on patent reform : what can and should be done : hearing before the Subcommittee on Intellectual Property, Competition, and the Internet of the Committee on the Judiciary, House of Representatives, One Hundred Twelfth Congress, first session, February 11, 2011. 2011
Crude oil drilling fluids 1979
From bench to backyard : EPA patents at work protecting human health and the environment. 2007
Index to the U.S. patent classification. 1977
Industrial water treatment chemicals and processes, developments since 1978 1983
Manual of classification. 0
Methods for the improved microwave deposition of thin films / 1994
Microwave absorbing article / 1994
Microwave applicator for in-drum processing of radioactive waste slurry / 1994
Microwave plasma processing apparatus / 1995
Microwave processing / 1994
Microwave processing / 1994
Nitrogen oxides control and removal : recent developments / 1979
Patent fundamentals for scientists and engineers / 2000
Printing inks : developments since 1975 1979
Process for microwave catalysis of chemical reactions using waveguide liquid films / 1995
Thesaurus of general terms, 1950-1976. 1977
Thesaurus of general terms, 1950-1980. 1981
United States patents quarterly. 1929

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