US Patent No: 4,227,673

Number of patents in Portfolio can not be more than 2000

Gasket for casting lenses

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Importance

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Abstract

A gasket for a lens casting cell designed to accommodate for casting material shrinkage during curing in the cell.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
SOLA INTERNATIONAL INC.SOUTHBRIDGE, MA72

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Canterbury, Bradford Sturbridge, MA 2 38
Goodwin, Bertram R Feeding Hills, MA 1 14

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Patent Citation Ranking

Forward Cites

Patent Info (Count) # Cites Year
 
TECHNOLOGY RESOURCE INTERNATIONAL CORPORATION (6)
6,103,148 Method for curing a lens-forming fluid 49 1998
6,099,763 Method and apparatus for filling a lens-forming device with a curable fluid 6 1998
6,082,987 Apparatus for assembling a lens-forming device 61 1998
6,068,464 Gasket for lens making 23 1998
D449321 Optical lens with a tail 0 1999
D434050 Gasket for lens making 2 1999
 
YOUNGER MFG. CO. DBA YOUNGER OPTICS (2)
6,391,231 Method for side-fill lens casting 15 1999
7,002,744 Polarized optical part using high impact polyurethane-based material 8 2001
 
CORNING INCORPORATED (1)
5,254,000 Organic polymer lens mold 12 1992
 
HONDA GIKEN KOGYO KABUSHIKI KAISHA (1)
4,889,678 Casting a plastic windshield 2 1988
 
OPTICAL MOLDING SYSTEMS, INC. (1)
6,936,197 Method and compositions for manufacturing coated photochromatic articles 2 1999
 
RAYCHEM CORPORATION (1)
5,062,254 Method for making an optical fiber coating dispenser package 1 1990
 
TECHNA VISION, INC. (1)
4,693,446 Gasket for molding plastic lenses 94 1985
 
OTHER [CHECK PATENT PROFILE FOR ASSIGNMENT INFORMATION] (1)
7,276,189 Method and compositions for manufacturing plastic optical lens 0 2000