Patent SG-11201811717V-A (SG)
Title: Process for dispensing a contact lens forming fluid material
Inventor: LIU ALICE WEIMIN
IPC: B29D11/00
Filed: 2017-08-28
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property MD HIM 01E101011M 3E1 0 011101 IMI 0111 OM MIMI ill OEN Organization International Bureau (10) International Publication Number (43) International Publication Date ......0\"\"1 WO 2018/042315 Al 08 March 2018 (08.03.2018) WIP0 I PCT (51) International Patent Classification: (84) Designated States (unless otherwise indicated, for every B29D 11/00 (2006.01) B29C 31/04 (2006.01) kind of regional protection available): ARIPO (BW, GH, (21) International Application Number: GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, PCT/IB2017/055161 UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, (22) International Filing Date: EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, 28 August 2017 (28.08.2017) MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, (25) Filing Language: English KM, ML, MR, NE, SN, TD, TG). (26) Publication Language: English Declarations under Rule 4.17: (30) Priority Data: — as to applicant's entitlement to apply for and be granted a 62/381,275 30 August 2016 (30.08.2016) US patent (Rule 4.17(ii)) (71) Applicant: NOVARTIS AG [CH/CH]; Lichtstrasse 35, — as to the applicant's entitlement to claim the priority of the 4056 Basel (CH). earlier application (Rule 4.17(iii)) (72) Inventors: LIU, Alice Weimin; c/o Alcon Research, Ltd., Published: 11460 Johns Creek Parkway, Johns Creek, GA 30097 (US). — with international search report (Art. 21(3)) CROWLEY, Steve; 5183 N. Hampton Rdg., Peachtree Corners, GA 30092 (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, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, 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, SA, 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. (54) Title: PROCESS FOR DISPENSING A CONTACT LENS FORMING FLUID MATERIAL (57) : A method for dispensing a material into a mold for forming contact lenses, comprises the steps of: 1. providing a contact lens mold, 2. pro- 12 viding a dispensing needle (10), wherein the dispensing needle is made from a material having a surface energy less than 32 dynes/cm, 3. arranging the con- 15G)GDO e e e) tact lens mold underneath the dispensing needle (10), 4. dispersing a fluid com- position into a mold for making a contact lens, wherein the fluid composition comprises a lens-forming material, and the lens-forming material containing a solvent and is crosslinkable and/or polymerizable by thermal curing or actinic radiation. 1-1 ir) Il 1.1/111,1111111111 1 141111 i 1 11 No 10 M IIIIIIIIIIM ei ii- © -.... ,-, FIG.1 © ei C