It’s well understood that waiting until reply to present any expert testimony comes with a risk that the testimony will be excluded. But that’s not what happened in a recent IPR, where a petitioner waited until reply to present such testimony, and the PTAB, in view of the straightforward nature of the technology, found the … Continue Reading
On May 27, 2015, the Board issued a final written decision in Organik Kimya AS v. Rohm & Hass Co., IPR2014-00185, confirming the patentability of all challenged claims of U.S. Patent No. 6,020,435. The ‘435 patent is directed to a chemical process for preparing low-density “hollow” or “voided” multi-stage emulsion polymers used in coating compositions … Continue Reading
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