Rejections under 35 U.S.C. 101 Rejections under this clause are based on the fact that claims do not fall within one of the four statutory categories of acceptable subject matter: process, machine, article of manufacture or composition of matter. One of the ways to overcome this rejection is by claiming an invention by properly citing the subject matter. In telecom patents, ‘signals’ cannot be claimed even though they are a part of the telecom industry. For example : A method…