Specifically, notable provisions that were revised include:
§ 42.11 on duty of candor, which provides additional detail on signature and representation requirements, as well as adding sanctions for violations for this duty;
§ 42.23(b) on oppositions and replies, which adds that arguments in a "patent owner preliminary response" as content that may be addressed in petitioner's reply brief;
§ 42.24 on page number limits, which changes the previous IPR 60-page limit to a word limit of 14,000 words; and PGR 80-page limit to a word limit of 18,700 words. Additionally, a variety of matters are also excluded from the word count;
§ 42.100(b) on procedure, which now allows a party to request the district court standard for claim construction for a patent expected to expire 18 months from the petition filing date.
§ 42.108(c) on IPR institution, which fleshes out what is taken into account for a determiniation of "sufficient grounds" of a "reasonable likelihood that at least one of the claims challenged in the petition is unpatentable."
For more on this Federal Register Notice, visit https://www.gpo.gov/fdsys/pkg/FR-2016-04-01/pdf/2016-07381.pdf.