Regulations* under the Patent Cooperation Treaty

43.6: Fields Searched
43.7: Remarks Concerning Unity of Invention
43.8: Authorized Officer
43.9: Additional Matter
43.10: Form

Rule 43bis: Written Opinion of the International Searching Authority

43bis.1: Written Opinion

Rule 44: Transmittal of the International Search Report, Written Opinion, Etc.

44.1: Copies of Report or Declaration and Written Opinion
44.2: Title or Abstract
44.3: Copies of Cited Documents

Rule 44bis: International Preliminary Report on Patentability by the International Searching Authority

44bis.1: Issuance of Report; Transmittal to the Applicant
44bis.2: Communication to Designated Offices
44bis.3: Translation for Designated Offices
44bis.4: Observations on the Translation

Rule 44ter: Confidential Nature of Written Opinion, Report, Translation and Observations

44ter.1: Confidential Nature

Rule 45: Translation of the International Search Report

45.1: Languages

Rule 46: Amendment of Claims before the International Bureau

46.1: Time Limit
46.2: Where to File
46.3: Language of Amendments
46.4: Statement
46.5: Form of Amendments

Rule 47: Communication to Designated Offices

47.1: Procedure
47.2: Copies
47.3: Languages
47.4: Express Request under Article 23(2) prior to International Publication

Rule 48 : International Publication

48.1: Form and Means
48.2: Contents
48.3: Languages of Publication
48.4: Earlier Publication on the Applicant's Request
48.5: Notification of National Publication
48.6: Announcing of Certain Facts

Rule 49: Copy, Translation and Fee under Article 22

49.1: Notification
49.2: Languages
49.3: Statements under Article 19; Indications under Rule 13bis.4
49.4: Use of National Form
49.5: Contents of and Physical Requirements for the Translation
49.6: Reinstatement of Rights after Failure to Perform the Acts Referred to in Article 22

Rule 49bis: Indications as to Protection Sought for Purposes of National Processing

49bis.1: Choice of Certain Kinds of Protection
49bis.2: Time of Furnishing Indications

Rule 50: Faculty under Article 22(3)

50.1: Exercise of Faculty

Rule 51: Review by Designated Offices

51.1: Time Limit for Presenting the Request to Send Copies
51.2: Copy of the Notice
51.3: Time Limit for Paying National Fee and Furnishing Translation

Rule 51bis: Certain National Requirements Allowed under Article 27

51bis.1: Certain National Requirements Allowed
51bis.2: Certain Circumstances in Which Documents or Evidence May Not Be Required
51bis.3: Opportunity to Comply with National Requirements

Rule 52: Amendment of the Claims, the Description, and the Drawings, before Designated Offices

52.1: Time Limit

Part C:       Rules Concerning Chapter II of the Treaty

Rule  53: The Demand

53.1: Form
53.2: Contents
53.3: The Petition
53.4: The Applicant
53.5: Agent or Common Representative
53.6: Identification of the International Application
53.7: Election of States
53.8: Signature
53.9: Statement Concerning Amendments

Rule 54: The Applicant Entitled to Make a Demand

54.1: Residence and Nationality
54.2: Right to Make a Demand
54.3: International Applications Filed with the International Bureau as Receiving Office

54.4: Applicant Not Entitled to Make a Demand

Rule 54bis: Time Limit for Making a Demand

54bis.1: Time Limit for Making a Demand

Rule 55: Languages (International Preliminary Examination)

55.1: Language of Demand
55.2: Translation of International Application
55.3: Translation of Amendments

Rule 56: [Deleted]

Rule 57: The Handling Fee

57.1: Requirement to Pay
57.2: Amount
57.3: Time Limit for Payment; Amount Payable
57.4: [Deleted]
57.5: [Deleted]
57.6: Refund

Rule 58: The Preliminary Examination Fee

58.1: Right to Ask for a Fee
58.2: [Deleted]
58.3: Refund

Rule 58bis: Extension of Time Limits for Payment of Fees

58bis.1: Invitation by the International Preliminary Examining Authority
58bis.2: Late Payment Fee

Rule 59: The Competent International Preliminary Examining Authority

59.1: Demands under Article 31(2)(a)
59.2: Demands under Article 31(2)(b)
59.3: Transmittal of Demand to the Competent International Preliminary Examining Authority

Rule 60: Certain Defects in the Demand

60.1: Defects in the Demand

Rule 61: Notification of the Demand and Elections

61.1: Notification to the International Bureau and the Applicant
61.2: Notification to the Elected Offices
61.3: Information for the Applicant