| IPC/SEM/98/1 | English | IPC Revision Policy |  |
| IPC/SEM/98/2 | English | Natural Language System for Accessing the IPC and Problems in the Preparation of Authentic Versions of the Classification | |
| IPC/SEM/98/3 | English | Development of the IPC as a Search Tool | |
| IPC/SEM/98/4 | English | International Patent Classification in Derwent Databases | |
| IPC/SEM/98/5 | English | IPC in the New Millennium - Challenge and Opportunity | |
| IPC/SEM/98/5 ADD.1 | English | USPTO Plant of Action (Addendum to the Discussion Paper Presented by Mr. Stephen Kunin) | |
| IPC/SEM/98/5 ADD.2 | English | IPC in the New Millenium - Challenge and Opportunity (Slides Presented by Mr. Stephen Kunin) |  |
| IPC/SEM/98/6 | English | Classification at the European Patent Office (EPO). Improvement of the IPC Revision Procedure | |
| IPC/SEM/98/6 ADD. | English | Classification and the Future of the IPC - The EPO View (Slides Presented by Mr. Jürgen Rampelmann) | |
| IPC/SEM/98/7 | English | IPC Revision - The Future | |
| IPC/SEM/98/8 | English | IPC Development in Electronic Age - View of the International Bureau of WIPO | |
| IPC/SEM/98/9 | English | IPC Revision - Future (Discussion Paper Presented by Mr Bernhard Geyer) | |
| IPC/SEM/98/10 | English | Improvement of the IPC (Discussion Paper Presented by Mr. Shin Ueno) | |
| IPC/SEM/98/11 | English | Summary of Proceedings | |