Sunday, January 19, 2014

Ocuco Requests Re-Examination of Zeiss “Freeform” Patent

Ocuco Inc. has filed a re-examination request with the U.S. Patent office, seeking re-examination of Carl Zeiss Vision’s Patent 6,089,713, which claims the invention of back-surface progressive lenses. A “re-examination” is an administrative procedure established in the patent regulations that allows any person to request that the Patent Office reconsider its grant of a patent, based on  “substantial new issues of patentability”, which the requester must clearly set out. Read more.

Back in summer, Zeiss won a lawsuit about protecting its patent from use by others. See the results.

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