In recent years, the Lock-Keeper technology has gotten the right of patent, under the name of Data Connection Between Two Processors and Process to Transmit Data Between Two Processors, from several contries or districts.
- Hong Kong, of China, Nr. 01104595.0, from 04.07.2001
- European Union, Nr. 01 106 701.4, from 16.03.2001
- USA, Nr. PCT/EP99/05550, from 14.02.2001
- China, Nr. 99809961.9, from 31.07.1999
- Korea, Nr. 2.341.180, from 31.07.1999
- Canada, Nr. PCT/EP99/05550, from 31.07.1999
- Russia, Nr. PCT/EP99/05550, from 31.07.1999