European Patent: 0 541 796 B1 International Patent: PCT / JP 90 / 00651 PCT / 1768023 PCT / 2001 – 165956 International Homologation: W0 91 / 17957 28.11.91 G.91 / 27 Index C15: C 01 G 49 / 00 Trademark: Nr. 39906218.1 Name: PI, π, registered trademark Nr.: 399 06 220.3 and Nr.: 399 06 217.3
The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network.
The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user.
The technical storage or access that is used exclusively for statistical purposes.The technical storage or access that is used exclusively for anonymous statistical purposes. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you.
The technical storage or access is required to create user profiles to send advertising, or to track the user on a website or across several websites for similar marketing purposes.
A conventional scientific proof of an effect and prima causa is currently unavailable. Previous records researched under laboratory conditions using alternative methods indicate an efficiency though. However the described efficiency is so far based primarily on our observation and personal experience. Any published statement by scientists and comments from our clients express solely their own view of the matter.