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A comment on Introducing DuckDuckHack. Parent comment

Re:Introducing DuckDuckHack by eurleif on Tuesday May 01, 2012 @01:54PM (#3915578)
Your link also mentions that Google has a patent on this (patent no. 20070239716). Interesting.
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Re:Introducing DuckDuckHack by frisco on Tuesday May 01, 2012 @04:13PM (#3916187)
(That's a publication number, not a patent number. Notice that it starts with a year. Issued patent numbers are sequential.)
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Re:Introducing DuckDuckHack by eurleif on Tuesday May 01, 2012 @04:53PM (#3916315)
Oops, you're right. The patent number is 7593939.
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