In these Guidelines, the following abbreviations are used:
AAD
Arrangements for the automatic debiting procedure
ADA
Arrangements for deposit accounts
AI
Administrative Instructions under the PCT
ARIPO
African Regional Intellectual Property Organization
Art.
Article
EPC
European Patent Convention
EPO
European Patent Office
ESOP
European search opinion
GL/EPO
Guidelines for Examination in the EPO
GL/ISPE
PCT International Search and Preliminary Examination Guidelines
GL/PCT‑EPO
Guidelines for Search and Examination at the EPO as PCT Authority
GL/RO
PCT Receiving Office Guidelines
IB
International Bureau
IPE
International preliminary examination
IPEA
International Preliminary Examining Authority
IPER
International preliminary examination report
IPRP
International preliminary report on patentability
ISA
International Searching Authority
ISR
International search report
OJ EPO
Official Journal of the European Patent Office
PCT
Patent Cooperation Treaty
PCT AG I
PCT Applicant's Guide – Introduction to the International Phase
PCT-CLAR
Request for clarification before search
PPH
Patent Prosecution Highway
RFees
Rules relating to Fees
RO
Receiving Office
SIS
Supplementary international search
SISA
Supplementary International Searching Authority
SISR
Supplementary international search report
WIPO
World Intellectual Property Organization
WO‑ISA
Written opinion of the International Searching Authority
Source: http://www.epo.org/law-practice/legal-texts/html/guidelinespct/e/foreword_2_5.htm
Date retrieved: 17 May 2021