The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 01, 2026
Filed:
Sep. 13, 2022
Rafael Biotechnology Company Limited, Hong Kong, CN;
Siu Pang Ng, Hong Kong, CN;
Rafael Biotechnology Company Limited, Hong Kong, CN;
Abstract
A localized surface plasmon resonance biosensing device is disclosed, including a laser source; a first linear polarizer configured for linearly polarizing probe laser; a plasmonic microarray biochip configured for receiving the linearly polarized probe laser; a photothermal excitation assembly configured for outputting an optical wave acted on an optical waveguide array of the plasmonic microarray biochip; an optical interference assembly configured for converting laser transmitted by the plasmonic microarray biochip into double beams meeting an interference condition; a telecentric lens; and an imaging chip configured for acquiring a laser speckle image formed by interference of the double beams.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile