Quick Guide to Common Patent and Trademark Related Citations:
Issued Patents and Trademarks. T1.2.
Issued Patents.In the parenthetical(s), include use filed and/or issued date, depending on what makes sense in context. Author may also use “Column:Line(s)” pincites. The following are all acceptable citations.
Response to Office Action dated Apr 3, 2004, U.S. Patent App. No. 11/079,670.
Etc, including Appeal Brief, Response Brief, Response to Petition.
Short Description Of Whatever It Is dated Sept 19, 2006, U.S. Patent App. No. 11/079,670.
PTO Memorandum.
U.S. Patent and Trademark Office, Formulating a Subject Matter Eligibility Rejection and Evaluating the Applicant's Response to a Subject Matter Eligibility Rejection (May 4, 2016).