• How Many Days in Three Months? 90? 91? 92? Not at the PTAB in IPRs
  • August 16, 2017 | Author: Charles W. Shifley
  • Law Firm: Banner & Witcoff, Ltd. - Chicago Office
  • May 11, 2017 — With the common calendar, February can be 28 days, but with January and March’s 62 days, the three months of January through March is 90 days (except for leap years). Three months for other calendar months can be up to 92 days. But is there always something in the range of 90 to 92 days in three months at the Patent Trial and Appeal Board (PTAB) in inter partes reviews (IPRs)? No. With them, the range can be from 90 to 120 days and more. Don’t believe it? Read on.