claim interpretation

Patent Drafting Tip: Take Care with Open-Ended Descriptions

Be careful with the conventional wisdom that tells a patent drafter to use permissive, open-ended language when describing features of an invention.  Like me, you may have been taught to avoid “patent obscenities” like “inv… Read More

PTAB Claim Construction Results in Insufficient Evidence to Support Institution

In its Decision to grant institution of inter partes review in Apple Inc. v. Valencell, Inc. (IPR2017-01947, Decision dated Feb. 26, 2018), the PTAB construed the term “adjacent” to have a different meaning than that proposed… Read More