608.01(c) Background of the Invention [R-07.2022]
The Background of the Invention may (but is not required to) include the following parts:
(1) Field of the Invention: A statement of the field of art to which the invention pertains. This statement may include a paraphrasing of the applicable Cooperative Patent Classification (CPC) definitions. The statement should be directed to the subject matter of the claimed invention.
(2) Description of the related art including information disclosed under 37 CFR 1.97 and 37 CFR 1.98: A paragraph(s) describing to the extent practical the state of the prior art or other information disclosed known to the applicant, including references to specific prior art or other information where appropriate. Where applicable, the problems involved in the prior art or other information disclosed which are solved by the applicant’s invention should be indicated. See also MPEP § 608.01(a), § 608.01(p) and § 707.05(b).