Williamson v. Citrix Online

Federal Circuit Holds Patent Claims to Software Functionality Indefinite: Rain Computing, Inc. v . Samsung Electronics Co., LTD

The Federal Circuit affirmed the invalidity based on indefiniteness under 35 USC § 112(b) of patent claims “directed to delivering software application packages to a client terminal in a network based on user demands.” Rain C… Read More

“Program,” “UI Code,” Not Means-Plus-Function Terms

The Federal Circuit has held that claim terms “program” and “user interface code,” as used in the phrases “program that can operate the movement of the pointer” and “user interface code being configured to detect one… Read More

Beware Indefiniteness under Williamson and 35 U.S.C. §112(f)

Functional patent claim language not only justified an Examiner’s indefiniteness rejections under 35 USC § 112(b), but also justified a new ground of indefiniteness rejection in In re Xie, Ex parte Appeal 2017-000540, Applicati… Read More