# Revision of Patent Cooperation Treaty Application Procedure
> **US Patent and Trademark Office** · Final rule. · Published 2001-03-22 · Effective 2001-03-01 · 66 FR 16004
## Document
- **Document number:** 01-7132
- **Category:** uspto-patent
- **Sub-agency:** US Patent and Trademark Office
- **Federal Register citation:** 66 FR 16004
- **CFR reference:** 37 CFR 1
- **Publication date:** 2001-03-22
- **Effective date:** 2001-03-01
- **Commerce docket:** Docket Number 010202029-1029-01
## Abstract

The United States Patent and Trademark Office (Office) is amending its rules of practice relating to applications filed under the Patent Cooperation Treaty (PCT). These changes conform the United States rules of practice to the Regulations under the PCT which became effective March 1, 2001. The result will be more streamlined procedures for filing and prosecuting international applications under the PCT.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2001/03/22/01-7132/revision-of-patent-cooperation-treaty-application-procedure)
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