Chapter 1800 — Patent Cooperation Treaty
Ninth Edition, Revision 01.2024
Contents
- 1801 Basic Patent Cooperation Treaty (PCT) Principles
- 1802 PCT Definitions
- 1803 Reservations Under the PCT Taken by, and Notifications of Incompatibility Made by, the United States of America
- 1804 [Reserved]
- 1805 Where To File an International Application
- 1806 Applicants and Inventors
- 1807 Agent or Common Representative and General Power of Attorney
- 1808 Change in or Revocation of the Appointment of an Agent or a Common Representative
- 1809 Access to the USPTO patent electronic filing system
- 1810 Filing Date Requirements
- 1811 [Reserved]
- 1812 Elements of the International Application
- 1817 PCT Member States
- 1818 [Reserved]
- 1819 Earlier Search
- 1820 Signature of Applicant
- 1821 The Request
- 1822 [Reserved]
- 1823 The Description
- 1824 The Claims
- 1825 The Drawings
- 1826 The Abstract
- 1827 Fees
- 1828 Priority Claim and Document
- 1829 [Reserved]
- 1830 International Application Transmittal Letter
- 1831 [Reserved]
- 1832 License Request for Foreign Filing Under the PCT
- 1833 [Reserved]
- 1834 Correspondence
- 1835 [Reserved]
- 1836 Rectification of Obvious Mistakes
- 1840 The International Searching Authority
- 1840.01 The European Patent Office as an International Searching Authority
- 1840.02 The Korean Intellectual Property Office as an International Searching Authority
- 1840.03 The Australian Patent Office (IP Australia) as an International Searching Authority
- 1840.04 [Reserved]
- 1840.05 The Israel Patent Office (ILPO) as an International Searching Authority
- 1840.06 The Japan Patent Office (JPO) as an International Searching Authority
- 1840.07 The Intellectual Property Office of Singapore (IPOS) as an International Searching Authority
- 1841 [Reserved]
- 1842 Basic Flow Under the PCT
- 1843 The International Search
- 1843.01 Prior Art for Chapter I Processing
- 1843.02 Certain Subject Matter Need Not Be Searched
- 1843.03 No Search Required if Claims Are Unclear
- 1843.04 Procedure for Claims Not Required To Be Searched and for Claims That Are Unclear
- 1843.05 Time Limit for Establishing the International Search Report and the Written Opinion of the International Searching Authority
- 1844 The International Search Report
- 1845 Written Opinion of the International Searching Authority
- 1848 Sequence Listings
- 1849 [Reserved]
- 1850 Unity of Invention Before the International Searching Authority
- 1851 Identification of Patent Documents
- 1852 Taking Into Account Results of Earlier Search(es)
- 1853 Amendment Under PCT Article 19
- 1856 Supplementary International Searches
- 1857 International Publication
- 1858 [Reserved]
- 1859 Withdrawal of International Application, Designations, or Priority Claims
- 1860 International Preliminary Examination Procedure
- 1861 [Reserved]
- 1862 Agreement With the International Bureau To Serve as an International Preliminary Examining Authority
- 1863 [Reserved]
- 1864 The Demand and Preparation for Filing of Demand
- 1865 Filing of Demand
- 1866 [Reserved]
- 1867 Preliminary Examination Fees
- 1868 Correction of Defects in the Demand
- 1869 Notification to International Bureau of Demand
- 1870 Priority Document and Translation Thereof
- 1871 Processing Amendments Filed Under Article 19 and Article 34 Prior to or at the Start of International Preliminary Examination
- 1872 Availability of the International Application File for International Preliminary Examination by the Examining Corps
- 1873 [Reserved]
- 1874 Determination if International Preliminary Examination Is Required and Possible
- 1875 Unity of Invention Before the International Preliminary Examining Authority
- 1876 Notation of Errors and Informalities by the Examiner
- 1877 Nucleotide and/or Amino Acid Sequence Listings During the International Preliminary Examination
- 1878 Preparation of the Written Opinion of the International Preliminary Examining Authority
- 1879 Preparation of the International Preliminary Examination Report
- 1880 Withdrawal of Demand or Election
- 1881 Receipt of Notice of Election and Preliminary Examination Report by the United States Patent and Trademark Office
- 1893 National Stage (U.S. National Application Filed Under 35 U.S.C. 371)
- 1894 [Reserved]
- 1895 A Continuation, Divisional, or Continuation- in- Part Application of a PCT Application Designating the United States
- 1896 The Differences Between a National Application Filed Under 35 U.S.C. 111(a) and a National Stage Application Submitted Under 35 U.S.C. 371