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GL-PCT C IV 1 General procedure

Under Chapter II, the reply to the WO‑ISA, WO-IPEA (Form 408) or telephone minutes with possible amendments will be examined.

The final result of this examination under Chapter II is the issuance of the IPER (see GL/PCT‑EPO C-VIII).

The examiner will first consider whether the objections raised in the WO‑ISA have been overcome by the submitted arguments and/or amendments.

GL-PCT C IV – Examination of the WO‑ISA and replies

1. General procedure

2. Despatch of a further written opinion (Form 408)

3. Late-filed reply after a first or further WO-IPEA (408) has been sent

4. Consequences of a restriction of the search

5. Top-up searches in PCT Chapter II

GL-PCT C III 4 Added subject-matter

All amended pages (description, claims, drawings) must be examined to see whether they introduce subject-matter not originally disclosed.

GL-PCT C III 3 Amended sheets

Any change, other than the rectification of obvious mistakes in the claims, the description or the drawings is considered an amendment.

GL-PCT C III 2 Sheets filed under Rule 20.6 containing missing parts or elements or correct parts or elements

If applicants omit to file part(s) of the application and/or (an) entire element(s) thereof (i.e.

GL-PCT C III 1 Substitute sheets and rectified sheets

Replacement pages or sheets, filed in response to an invitation by the receiving Office to correct defects in the international application, are deemed to be part of the international application "as originally filed". These sheets are identified with a stamp "SUBSTITUTE SHEET (RULE 26)" (see GL/PCT‑EPO H‑IV, 1).

GL-PCT C III – Documents forming the basis of the international preliminary examination

1. Substitute sheets and rectified sheets

2. Sheets filed under Rule 20.6 containing missing parts or elements or correct parts or elements

3. Amended sheets

4. Added subject-matter

GL-PCT C II 12 Transmission of demand to the International Bureau

The transmission of the demand to the International Bureau should be effected not later than one month after receipt of the demand.[Rules 61.1; 90bis.4(a); ]

GL-PCT C II 11 Payment and refund of fees

Both the preliminary examination fee and the handling fee must be received at the EPO as IPEA one month from the date of receipt of the demand or 22 months from the earliest priority date, whichever expires later.

GL-PCT C II 10 Correction of deficiencies

Certain defects might be corrected ex officio by the IPEA; for others, the EPO as IPEA invites the applicant to correct the defects within one month of the date of the invitation. If the applicant complies with the time limit, the demand is deemed to have been received on the actual filing date, provided that the demand as submitted sufficiently identified the international application.