24 Utility and 3 Design Patents
#386 in Los Altos, CA
#17,742 in California
#61,235 in US
#118,839 in the World
rank by utility patentsForward Citations = 555
Company Filing History:


Playspan Inc.

4. 1 out of 1
Playspin Inc.
5. 1 out of 1
E*trade Group, Inc., a Corp. of California
where one patent can have more than one assignee
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