The present invention relates to a method and system for maintaining software products installed on client systems via network. It can advantageously be provided a hierarchy of overlay repositories, for example ‘country level’ and ‘system level’. Country level repositories may contain national...http://www.google.de/patents/US7036121?utm_source=gb-gplus-sharePatent US7036121 - Method and system for maintaining software via network
Method and system for maintaining software via network