Title of Invention

A SPECTACLE LENS

Abstract The invention provides progressive lenses with reduced unwanted astigmatism obtained by combining progressive addition and regressive surfaces.The unwanted astigmatisms of the progressive and regressive surfaces act to cancel each other. Thus, the lens has reduced unwanted astigmatism compared prior art lenses of comparable dioptric add power.
Full Text

Documents:

http://ipindiaonline.gov.in/documentkol/53-CAL-2000/53-CAL-2000-FORM-27.pdf


Patent Number 206418
Indian Patent Application Number 53/CAL/2000
PG Journal Number 17/2007
Publication Date 27-Apr-2007
Grant Date 27-Apr-2007
Date of Filing 03-Feb-2000
Name of Patentee JOHNSON & JOHNSON VISSION CARE, INC
Applicant Address 4500 Salisbury Road, Jacksonville, Florida 32216-0995, United States of America
Inventors:
# Inventor's Name Inventor's Address
1 MENEZES EDGAR V 6558 HIDDEN WOODS DRIVE, ROANOKE VA 24018, UNITED STATES OF AMERICA
PCT International Classification Number G02D 7/02
PCT International Application Number N/A
PCT International Filing date
PCT Conventions:
# PCT Application Number Date of Convention Priority Country
1 09/244356 1999-02-04 U.S.A.