C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 79/06 (2006.01) C08G 65/40 (2006.01) G02B 1/04 (2006.01)
Patent
CA 2301263
This invention relates generally to optic devices such as lenses, (monofocal and multifocal), progressive lenses, lens blanks, and lens preforms having a specific formula.
L'invention concerne des dispositifs optiques tels que des verres (à foyer simple et à foyer progressif), des verres progressifs, des ébauches et des préformes de verres ayant une formule spécifique.
Mcgrath James E.
Sekharipuram Venkateshwaran N.
Essilor International (compagnie Generale D'optique)
Johnson & Johnson Vision Products Inc.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
Virginia Tech Intellectual Properties Inc.
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