How should withdrawn U.S. patents and patent application publications be cited?
Withdrawn U.S. patents and patent application publications should be cited under the “Non-Patent Documents” section on the PTO-892 form. The MPEP provides specific examples for citing these documents:
“(A) Withdrawn U.S. patents: US 6,999,999, 10/2002, Brown et al., 403/155 (withdrawn).”
“(B) Withdrawn U.S. patents application publications: US 2002/0009999 A1, 7/2002, Jones et al., 403/155 (withdrawn).”
The citation format includes:
- Document number
- Date (month/year)
- Inventor(s) name
- Classification
- The word “(withdrawn)” at the end
For more information on citing withdrawn U.S. patents and patent application publications, refer to MPEP § 707.05(e), section III. PUBLICATIONS.
To learn more: