37 CFR 1.414 — The United States Patent and Trademark Office as a Designated Office or Elected Office

37 CFR 1.414 — The United States Patent and Trademark Office as a Designated Office or Elected Office.

(a) The United States Patent and Trademark Office will act as a Designated Office or Elected Office for international applications in which the United States of America has been designated or elected as a State in which patent protection is desired.

(b) The United States Patent and Trademark Office, when acting as a Designated Office or Elected Office during international processing will be identified by the full title “United States Designated Office” or by the abbreviation “DO/US” or by the full title “United States Elected Office” or by the abbreviation “EO/US.”

(1) Receiving various notifications throughout the international stage and

(2) National stage processing for international applications entering the national stage under 35 U.S.C. 371 .

[52 FR 20047, May 28, 1987, effective July 1, 1987; para. (c)(2) revised, 77 FR 48776, Aug. 14, 2012, effective Sept. 16, 2012]

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