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(12) PATENT APPLICATION PUBLICATION
(19) INDIA (21) Application No.: 01010/KOLNP/2005 A
(22) Date of filing of Application: 30/05/2005 (43) Publication Date: 09/06/2006
(54) Title of the invention: METHODS FOR DESIGNING MULTIFOCAL OPHTHALMIC LENSES
(51) International classification : G02C 7/02,7/04
(31) Priority Document No : 10/284,613
(32) Priority Date : 31/10/2002
(33) Name of priority country : US
(86) International Application No and : PCT/US03/034218
Filing Date
: 28/10/2003
(87) International Publication No : WO 04/042454 A1
(61) Patent of addition to Application No : NIL
Filed on : N.A.
(62) Divisional to Application No : NIL
Filed on : N.A.
(57) Abstract:
(71) Name of Applicant:
JOHNOSN & JOHNSON VISION CARE INC
Address of the Applicant:
7500 CENTURION PARKWAY SUITE 100
JACKSONVILLE FL-32256 USA
(72) Name of the Inventor:
1. JEFFREY H ROFFMAN
2. DAOUD R ISKANDER
3. BRETT A DAVIS
4. MICHAEL J COLLINS
Filed U/S 5(2) before The Patents (Amendment)
Act, 2005: NO
The invention provides methods for designing lenses useful for correcting presbyopia that permits variation of the speed of the power
change from distance to near vision power or near to distance vision power. The rate of change may be symmetrical around the midpoint
or faster or slower on either side of the midpoint.
(FIG. - 1)
The Patent Office Journal 09/06/2006 11064