Opaque tinting process for contact lens

United States of America Patent

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Jan 6, 1987
Grant Date
N/A
app pub date
Sep 20, 1985
filing date
Oct 3, 1986

priority date (Note)
Expired

status (Latency Note)

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Abstract

A method is provided for tinting a hydrogel contact lens whereby the tinting effect is not appreciably affected by the underlying color of the iris of the wearer's eyes.

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Patent Owner(s)

Patent Owner	Address
NEATSIMPLE LIMITED BROADWALK HOUSE	5 APPOLD STREET LONDON EC2A 2HA ENGLAND

International Classification(s)

D06P:DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS,....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Jenkins, Evan J	Shepperton, GB	1	43

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Opaque tinting process for contact lens

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United States of America Patent

06778576

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PATENT NO	4634449
SERIAL NO	06778576
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06778576

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