IDEA patent URL

Nelson H. F. Beebe beebe at math.utah.edu
Tue Aug 26 18:37:01 CEST 2003


For the record to backup recent discussions about the IDEA encryption
algorithm and its patent in the US, here is the US Patent Office's
Web page for it:

	http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=/netahtml/srchnum.htm&r=1&f=G&l=50&s1=5,214,703.WKU.&OS=PN/5,214,703&RS=PN/5,214,703

You can do searches for patents by keyword and number at

	http://patft.uspto.gov/netahtml/srchnum.htm
	http://www.uspto.gov/patft/index.html

The algorithm, and its patent, is discussed section 13.9, pp. 319--325,
of Bruce Schneier's Advanced Cryptography, 2nd ed.

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