Patent SG-11201407327V-A (SG)
Title: Azetidinium-containing copolymers and uses thereof
Inventor: HOLLAND TROY VERNON
IPC: C08F26/00
Filed: 2013-06-10
Abstract: (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 19 December 2013 (19.12.2013) WIPOIPCT (10) International Publication Number WO 2013/188274 A2 (51) International Patent Classification: B05D 3/10 (2006.01) (21) International Application Number: (22) International Filing Date: (25) Filing Language: (26) Publication Language: PCT/US2013/044938 10 June 2013 (10.06.2013) English English (30) Priority Data: 61/659,592 14 June 2012 (14.06.2012) US (71) Applicant: NOVARTIS AG [CH/CH]; Lichtstrasse 35, CH-4056 Basel (CH). (72) Inventor; and (71) Applicant : HOLLAND, Troy Vernon [US/US]; 357 Breezewood Court, Suwanee, Georgia 30024 (US). (72) Inventors: CHANG, Frank; 1807 Fenton Manor, Cum- ming, Georgia 30041 (US). QIU, Yongxing; 540 Stedford Lane, Duluth, Georgia 30097 (US). PRUITT, John Dal­ las; 5060 Winding Rose Drive, Suwanee, Georgia 30024 (US). CHIANG, Chung-Yuan; 340 Findley Way, Johns Creek, Georgia 30097 (US). SHANKERNARAYANAN, Manivakkam J.; 4730 Hastings Terrace, Alpharetta, Geor­ gia 30005 (US). SCOTT, Robert; 1220 Longpointe Pass, Alpharetta, Georgia 30005 (US). KAPOOR, Yash; 17209 Sugarloaf Reserve Drive, Duluth, Georgia 30097 (US). (74) Agent: ZHOU, Jian S .; Ciba Vision Corporation, Patent Department, 11460 Johns Creek Parkway, Johns Creek, Georgia 30097 (US). (81) Designated States (unless otherwise indicated, for every kind of national protection available)'. AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available)'. ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, [Continued on next page] (54) Title: AZETIDINIUM-CONTAINING COPOLYMERS AND USES THEREOF CJ l> CJ oo oo ^ ave |ig uptake/lens avg \xg release/ lens (57) Abstract: The invention is related to azetidinium-containing copolymers and vinylic monomers and their uses in formation of non-silicone hydrogel coatings on silicone hydrogel contact lenses. Figure 1 WO 2013/188274 A2 I lllll llllllll II llllll III lllll lllll III III III lllll lllll lllll lllll lllll llll lllllll llll llll llll MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, Published: SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, i ; , A , u uv ; A ' ' T -r,„ — without international search report and to be republished GW, KM, ML, MR, NE, SN, TD, TG). ^ ^ ^ (R J g 4g2(g)) Declarations under Rule 4.17: — as to the applicant's entitlement to claim the priority of the earlier application (Rule 4.17(iii))