The threshold requirements for clarity and precision in patent claims are set forth in 35 U.S.C. 112(b). The MPEP emphasizes: “The examiner’s focus during examination of claims for compliance with the requirement for definiteness of 35 U.S.C. 112(b) or pre-AIA 35 U.S.C. 112, second paragraph, is whether the claim meets the threshold requirements of clarity…