Search Results for the EPA National Library Catalog

Items Found: 14
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Your Search: (SUBJECT=Patents United States)

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Select Item	Title	Year Published
1	Biotechnology : processing delays continue for growing backlog of patent applications /	1990
2	Chemicals by enzymatic and microbial processes : recent advances	1980
3	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
4	Crude oil drilling fluids	1979
5	From bench to backyard : EPA patents at work protecting human health and the environment.	2007
6	Index to the U.S. patent classification.	1977
7	Industrial water treatment chemicals and processes, developments since 1978	1983
8	Manual of classification.	0
9	Nitrogen oxides control and removal : recent developments /	1979
10	Patent fundamentals for scientists and engineers /	2000
11	Printing inks : developments since 1975	1979
12	Thesaurus of general terms, 1950-1976.	1977
13	Thesaurus of general terms, 1950-1980.	1981
14	United States patents quarterly.	1929

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