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(11)

EP 2 171 510 A1

(12)

(43) Date of publication: 07.04.2010 Bulletin 2010/14 (21) Application number: 08780135.3 (22) Date of filing: 11.07.2008

(51) International Patent Classification (IPC):  G02B 6/38(2006.01) G02B 6/255(2006.01) (86) International application number: PCT/US2008/008534 (87) International publication number: WO 2009/011799 (22.01.2009 Gazette 2009/04)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 16.07.2007 US 959702 P 17.03.2008 US 77126 (71) Applicant: Corning Cable Systems LLC Corning, NY 14831 (US)	(72) Inventors: DE JONG, Michael Colleyville, Texas 76034 (US) LEYVA, Daniel Jr. Arlington, Texas 76017 (US) YOW, Charles A Jr. Fort Worth, Texas 76137 (US) (74) Representative: Sturm, Christoph et al Quermann Sturm Weilnau Patentanwälte Unter den Eichen 7 65195 Wiesbaden 65195 Wiesbaden (DE)