"I would NOT expect "plankton" to say anymore than that."

Plank does the DD necessary for Plank and, gives guidence of issues that have transpired...and expects others to do there own DD off that tip.

Thanks Plank....I have been watching the IPR docket

For others... The DD is here USPTO appeal board IPR review search IPR2015-01470

See item 15 Patent Owner Response To Petition

Simple as that

doni