How should claims be numbered in a PCT application?

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Source: FAQ (MPEP-Based) BlueIron Update: 2024-09-27 10 Rules 5 Related FAQs This page is an FAQ based on guidance from the Manual of Patent Examining Procedure. It is provided as guidance, with links to the ground truth sources. This is information only: it is not legal advice. According to MPEP 1824 , claims in a PCT application should be numbered as follows: Claims should be numbered consecutively in Arabic numerals The numbering should start anew when claims are amended The method of numbering amended claims is governed by the Administrative Instructions The MPEP cites PCT Rule 6.1 , which states: “ If there are several claims, they shall be numbered consecutively in Arabic numerals. “ Related Rules from the Manual of Patent Examining Procedure 10 rules Collapse Claims Must Be Numbered Consecutively in Arabic Numerals MPEP 1824 Required Numbering of Amended Claims Must Follow Administrative Instructions MPEP 1824 Required No Re numbering When Claim Cancelled MPEP 1824 Required Claims Should Prefer Parentheses for Reference Signs MPEP 1824 Required Division of Previously Amended Claim Required MPEP 1824 Claims Must Be Re-numbered Consecutively MPEP 1824 Required Claims Must Start on New Page MPEP 1824 Recommended Claims Must Be Clear, Concise, and Supported by Description MPEP 1824 Permitted Claims Must Define Protected Invention MPEP 1824 Required Claims Must Be Clear and Concise MPEP 1824 Required Other Related FAQs 5 FAQs Collapse How can claims be amended in a PCT application? Can claims in a PCT application refer to the description or drawings? What are the main requirements for claims in a PCT application? What is the recommended structure for claims in a PCT application? How should dependent claims be formatted in a PCT application?