▁Research ▁Organisation ▁( C SI RO ) ▁won ▁a ▁law suit ▁against ▁Buff alo ▁Inc . ▁under ▁which ▁it ▁would ▁receive ▁a ▁royal ty ▁for ▁every ▁W L AN ▁product ▁world wide . ▁The ▁law su its ▁basis ▁was ▁that ▁C SI RO ▁was ▁granted ▁US ▁pat ent ▁ 5 4 8 7 0 6 9 ▁in ▁ 1 9 9 6 , ▁which ▁gr ants ▁elements ▁of ▁ 8 0 2 . 1 1 a / g ▁wireless ▁technology ▁that ▁had ▁become ▁an ▁industry ▁standard . ▁In ▁June ▁ 2 0 0 7 , ▁the ▁federal ▁court ▁in ▁Texas ▁granted ▁an ▁inj unction ▁to ▁prevent ▁any ▁more ▁wireless ▁products ▁from ▁sh ipping ▁until ▁a ▁license ▁agreement ▁had ▁been ▁reached . ▁On ▁September ▁ 1 9 , ▁ 2 0 0 8 , ▁the ▁Federal ▁Circ uit ▁ruled ▁in ▁Buff alo ’ s ▁favor ▁and ▁has ▁rem and ed ▁this ▁case ▁to ▁the ▁district ▁court ▁r uling ▁that ▁the ▁district ▁court ’ s ▁Sum mary ▁Jud gment ▁was ▁ins u fficient ▁on ▁the ▁mer its ▁of ▁obvious ness ▁of ▁C SI RO ’ s ▁pat ent . ▁Therefore , ▁this ▁case ▁will ▁be ▁tried ▁again ▁before ▁the ▁district ▁court . ▁In ▁this ▁connection ▁Buff alo ▁is ▁hope ful ▁that ▁it ▁will ▁shortly ▁be ▁permitted ▁to , ▁once ▁again , ▁sell ▁IE EE ▁ 8 0 2 . 1 1 a ▁and ▁ 8 0 2 . 1 1 g ▁comp li ant ▁products ▁in ▁the ▁United ▁States . ▁ ▁See ▁also ▁ ▁Air