3. Copyright The author intends and has attempted to observe in all publications the copyright of the graphics, sound documents, video sequences and texts, to use graphics, sound documents, video sequences and texts produced by himself or to avail himself of graphics, sound documents, video sequences and texts the use of which requires no licence. All the trademarks mentioned on this site, if copyrighted by third parties, are subject without restriction to current copyright law and the rights of possession of their respective owners. The conclusion may not be drawn from the mere fact that said trademarks are mentioned on this site that the trademarks are not protected by third party rights. Copyright on objects produced by the author himself shall remain exclusively with the author of these pages. The copying or use of such graphics, sound documents, video sequences and texts in other electronic or printed publications is not allowed without the express permission of the author.