Regulations* under the Patent Cooperation Treaty

61.4: Publication in the Gazette

Rule 62: Copy of the Written Opinion by the International Searching Authority and of Amendments under Article 19 for the International Preliminary Examining Authority

62.1: Copy of Written Opinion by International Searching Authority and of Amendments Made before the Demand Is Filed
62.2: Amendments Made after the Demand Is Filed

Rule 62bis: Translation for the International Preliminary Examining Authority of the Written Opinion of the International Searching Authority

62bis.1: Translation and Observations

Rule 63: Minimum Requirements for International Preliminary Examining Authorities

63.1: Definition of Minimum Requirements

Rule 64: Prior Art for International Preliminary Examination

64.1: Prior Art
64.2: Non-Written Disclosures
64.3: Certain Published Documents

Rule 65: Inventive Step or Non-Obviousness

65.1: Approach to Prior Art
65.2: Relevant Date

Rule 66: Procedure before the International Preliminary Examining Authority

66.1: Basis of the International Preliminary Examination
66.1bis: Written Opinion of the International Searching Authority
66.2: Written Opinion of the International Preliminary Examining Authority
66.3: Formal Response to the International Preliminary Examining Authority
66.4: Additional Opportunity for Submitting Amendments or Arguments
66.4bis: Consideration of Amendments and Arguments
66.5: Amendment
66.6: Informal Communications with the Applicant
66.7: Copy and Translation of Earlier Application Whose Priority Is Claimed
66.8: Form of Amendments
66.9: Language of Amendments

Rule 67: Subject Matter under Article 34(4)(a)(i)

67.1: Definition

Rule 68: Lack of Unity of Invention (International Preliminary Examination)

68.1: No Invitation to Restrict or Pay
68.2: Invitation to Restrict or Pay
68.3: Additional Fees
68.4: Procedure in the Case of Insufficient Restriction of the Claims
68.5: Main Invention

Rule 69: Start of and Time Limit for International Preliminary Examination

69.1: Start of International Preliminary Examination
69.2: Time Limit for International Preliminary Examination

Rule 70: International Preliminary Report on Patentability by the International Preliminary Examining Authority (International Preliminary Examination Report)

70.1: Definition
70.2: Basis of the Report
70.3: Identifications
70.4: Dates
70.5: Classification
70.6: Statement under Article 35(2)
70.7: Citations under Article 35(2)
70.8: Explanations under Article 35(2)
70.9: Non-Written Disclosures
70.10: Certain Published Documents
70.11: Mention of Amendments
70.12: Mention of Certain Defects and Other Matters
70.13: Remarks Concerning Unity of Invention
70.14: Authorized Officer
70.15: Form;  Title
70.16: Annexes to the Report
70.17: Languages of the Report and the Annexes

Rule 71: Transmittal of the International Preliminary Examination Report

71.1: Recipients
71.2: Copies of Cited Documents

Rule 72: Translation of the International Preliminary Examination Report and of the Written Opinion of the International Searching Authority

72.1: Languages
72.2: Copy of Translation for the Applicant
72.2bis: Translation of the Written Opinion of the International Searching Authority Established under Rule 43bis.1
72.3: Observations on the Translation

Rule 73: Communication of the International Preliminary Examination Report or the Written Opinion of the International Searching Authority

73.1: Preparation of Copies
73.2: Communication to Elected Offices

Rule 74: Translations of Annexes of the International Preliminary Examination Report and Transmittal Thereof

74.1: Contents of Translation and Time Limit for Transmittal Thereof

Rule 75: [Deleted]

Rule 76: Translation of Priority Document; Application of Certain Rules to Procedures before Elected Offices

76.1: [Deleted]
76.2: [Deleted]
76.3: [Deleted]
76.4: Time Limit for Translation of Priority Document
76.5: Application of Certain Rules to Procedures before Elected Offices

Rule 77: Faculty under Article 39(1)(b)

77.1: Exercise of Faculty

Rule 78: Amendment of the Claims, the Description, and the Drawings, before Elected Offices

78.1: Time Limit
78.2: [Deleted]
78.3: Utility Models

Part D: Rules Concerning Chapter III of the Treaty

Rule 79: Calendar

79.1: Expressing Dates

Rule 80: Computation of Time Limits

80.1: Periods Expressed in Years
80.2: Periods Expressed in Months
80.3: Periods Expressed in Days
80.4: Local Dates
80.5: Expiration on a Non-Working Day or Official Holiday
80.6: Date of Documents
80.7: End of Working Day

Rule 81: Modification of Time Limits Fixed in the Treaty