Donald S. Chisum (@chisumonpatents) 's Twitter Profile
Donald S. Chisum

@chisumonpatents

Author, lecturer; Chisum Patent Academy

ID: 191379834

linkhttp://Chisum.com calendar_today16-09-2010 09:22:19

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Donald S. Chisum (@chisumonpatents) 's Twitter Profile Photo
Donald S. Chisum
@chisumonpatents

4 years ago

In working on Ch. 5 revision, I notice considerable panel tension on what triggers a presumption of nexus between a commercially successful product and a patent claim. Compare Fox Factory (944 F.3d 1366) and WBIP (829 F.3d 1317).