▁to ▁Le ven ger ' s ▁Cir ca ▁line . ▁In ▁November ▁ 2 0 0 6 , ▁Le ven ger ▁file d ▁a ▁civil ▁action ▁in ▁the ▁United ▁States ▁District ▁Court ▁for ▁the ▁Southern ▁District ▁of ▁Florida ▁that ▁sought ▁a ▁declar atory ▁judgment ▁that ▁the ▁Feld mans ' ▁pat ents ▁were ▁invalid ▁and ▁for ▁various ▁other ▁relief ▁and ▁stopped ▁pay ing ▁roy alt ies ▁under ▁the ▁pat ent ▁license . ▁The ▁defend ants ▁file d ▁a ▁counter c laim ▁alleg ing ▁that ▁Le ven ger ▁in fr ing ed ▁the ▁pat ents ▁and ▁mis app ropri ated ▁trade ▁secre ts . ▁After ▁a ▁trial , ▁in ▁September ▁ 2 0 0 7 ▁the ▁court ▁declared ▁the ▁pat ents ▁invalid ▁and ▁un en force able , ▁denied ▁most ▁of ▁the ▁other ▁relief ▁that ▁Le ven ger ▁sought ▁( including ▁ref und ▁of ▁roy alt ies ▁Le ven ger ▁paid ▁under ▁the ▁pat ent ▁license ▁and ▁re imb urs ement ▁of ▁its ▁legal ▁fe es ), ▁and ▁denied ▁defend ants ' ▁counter c laim . ▁ ▁References ▁ ▁External ▁links ▁ ▁At oma ▁Company ▁At oma ▁Disc - bound ▁Not ebook ▁Company ▁website ▁ ▁Cir ca ▁Rol la ▁F lick r ▁pool ▁- ▁phot ographic ▁examples ▁of ▁user - custom ized ▁not ebook s ▁ ▁video ▁illustr ating ▁the ▁method ▁by ▁which ▁page ▁per for ations ▁grasp ▁onto ▁the ▁per im eters ▁of ▁the ▁disc s ▁when ▁inserting ▁and ▁removing ▁pages . ▁ ▁Category : Book binding <0x0A> </s> ▁Ivan č ić i ,