US Patent 7608463 Enhanced waveguide and method

Patent 7608463 was granted and assigned to Research International, Inc. on October, 2009 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Research International, Inc.

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

76084630

Patent Inventor Names

Elric W. Saaski0

Date of Patent

October 27, 2009

Patent Application Number

118259430

Date Filed

July 10, 2007

Patent Primary Examiner

‌

Christopher L. Chin

Patent abstract

An optical assay apparatus having an optical filter, an optical sensor with a light ray redirection portion and an assay sensing portion, and a filter to block certain wavelengths of excitation light rays and to pass certain wavelengths of signal recovery light rays from the optical sensor. A method for performing an assay that includes providing at least one assay station, moving the optical sensor into position over a respective fluid in at least one assay station, immersing the assay sensing portion in the respective fluid, and removing the assay sensing portion from the respective fluid.