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Search for: Enter the words you are looking for. The search is case-insensitive. That is, searching for "Counting Crows" will return the same results as searching for "counting crows". Match: All of the words Any of the words The exact phrase Select the matching method for multi-word searches. Select "all of the words" to only match patents that contain all of the words you entered. Select "any of the words" to match patents that contain any of the words you entered. Select "the exact phrase" to only match patents that contain the exact phrase that you entered. Field: All text Abstract Application Date Application Serial # Application Type Assignee City Assignee Country Assignee Name Assignee State Assistant Examiner Attorney or Agent Foreign Priority Foreign References Government Interest International Class Inventor City Inventor Country Inventor Name Inventor State Issue Date Other References PCT Information Parent Case Info Patent Claims Patent Class Patent Description Primary Examiner Reissue Data Related US App. Data Title US References Select the patent field to search. Select "All text" to search for matches in the patent text (claims and description). Search years: All years 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 Select the year to search in the patent database. Display: 10 25 50 100 patents per page. Select the maximum number of matching patents to display on each page of results.