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:
Nov. 30, 2021
Filed:
Sep. 11, 2019
Massachusetts Institute of Technology, Cambridge, MA (US);
Sanjay E. Sarma, Lexington, MA (US);
Rahul Bhattacharyya, Portland, ME (US);
Joshua E. Siegel, Brookline, MA (US);
Sai Nithin Reddy Kantareddy, Cambridge, MA (US);
Alex Armengol Urpi, Sant Sadurni d'Anoia, ES;
Pankhuri Sen, Cambridge, MA (US);
Massachusetts Institute of Technology, Cambridge, MA (US);
Abstract
An ultra-high frequency (UHF) wireless sensor includes an agent activated non-metal antenna formed of a conductive stimuli-responsive hydrogel material. A radio frequency identification (RFID) tag in electronic communication with the non-metal antenna includes a wireless data communication integrated circuit (IC). The non-metal antenna is configured to be inactive prior to an interaction with an activating agent and active upon the interaction with the activating agent.