28 USC § 1745 - Copies of foreign patent documents

---
identifier: "/us/usc/t28/s1745"
source: "usc"
legal_status: "official_legal_evidence"
title: "28 USC § 1745 - Copies of foreign patent documents"
title_number: 28
title_name: "JUDICIARY AND JUDICIAL PROCEDURE"
section_number: "1745"
section_name: "Copies of foreign patent documents"
chapter_number: 115
chapter_name: "EVIDENCE; DOCUMENTARY"
part_number: "V"
part_name: "PROCEDURE"
positive_law: true
currency: "119-84"
last_updated: "2026-04-17"
format_version: "1.1.0"
generator: "[email protected]"
source_credit: "(June 25, 1948, ch. 646, 62 Stat. 948, § 1746; renumbered § 1745, May 24, 1949, ch. 139, § 92(e), 63 Stat. 103; Pub. L. 88–619, § 7(a), Oct. 3, 1964, 78 Stat. 996; amended Pub. L. 106–113, div. B, § 1000(a)(9) [title IV, § 4732(b)(16)], Nov. 29, 1999, 113 Stat. 1536, 1501A–585.)"
---


# § 1745. Copies of foreign patent documents

section 1744 of this title

Copies of the specifications and drawings of foreign letters patent, or applications for foreign letters patent, and copies of excerpts of the official journals and other official publications of foreign patent offices belonging to the United States Patent and Trademark Office, certified in the manner provided by  are prima facie evidence of their contents and of the dates indicated on their face.

---

**Source Credit**: (June 25, 1948, ch. 646, 62 Stat. 948, § 1746; renumbered § 1745, May 24, 1949, ch. 139, § 92(e), 63 Stat. 103; Pub. L. 88–619, § 7(a), Oct. 3, 1964, 78 Stat. 996; amended Pub. L. 106–113, div. B, § 1000(a)(9) [title IV, § 4732(b)(16)], Nov. 29, 1999, 113 Stat. 1536, 1501A–585.)

### Historical and Revision Notes

Based on title 28, U.S.C., 1940 ed., § 674 (R.S. § 893).

Changes were made in phraseology.

## Editorial Notes

### Prior Provisions

A prior section 1745, , , related to printed copies of patent specifications and drawings, prior to repeal by , .

### Amendments

1999— substituted “United States Patent and Trademark Office” for “United States Patent Office”.

1964—, among other changes, inserted “or applications for foreign letters patent, and copies of excerpts of the official journals and other official publications of foreign patent offices belonging to the United States Patent Office” in text, and substituted “documents” for “specifications and drawings” in section catchline.

1949—Act , renumbered  as this section.

## Statutory Notes and Related Subsidiaries

### Effective Date of 1999 Amendment

Amendment by  effective 4 months after , see section 1000(a)(9) [title IV, § 4731] of , set out as a note under , Patents.