A linerless label roll includes a web wound along a running axis, and having a series of index marks spaced longitudinally apart. A series of adhesive patches runs along the web, with differently sized adhesive-free zones therebetween in register with the index marks. ...http://www.google.com.au/patents/US20060134365?utm_source=gb-gplus-sharePatent US20060134365 - Idle registered label roll
