Whoever, not being recognized to practice before the Patent and Trademark Office, holds himself out or permits himself to be held out as so recognized, or as being qualified to prepare or prosecute applications for patent, shall be fined not more than $1,000 for each offense.
35 U.S. Code § 33 - Unauthorized representation as practitioner
Based on Title 35, U.S.C., 1946 ed., § 11a (May 9, 1938, ch. 188, 52 Stat. 342).
This is a criminal statute. The language has been considerably simplified and the upper limit of the penalty is increased.
1975—Pub. L. 93–596 substituted “Patent and Trademark Office” for “Patent Office”.