DOWNLOAD WINNING PRIOR ART HERE: https://www.unifiedpatents.com/insights/2025/10/23/2000-awarded-for-proxense-authentication-patent-prior-art Unified is seeking prior art on at least claim 1 of US-9251332-B2. The patent is owned by Proxense LLC. This patent presents a security system and method for controlling access to computing resources, featuring the use of personal digital keys (PDKs) and readers to manage and secure access. The patent has been asserted against Hyundai. and LG. For more information on the patent: https://portal.unifiedpatents.com/patents/patent/US-9251332-B2 View the Similar Documents (patents + scholarly publications) generated by Google Patents: Patents: https://patents.google.com/?q=(~patent%2fUS9251332B2)&before=filing:20071219 NPL: https://patents.google.com/?q=(~patent%2fUS9251332B2)&before=filing:20071219&patents=false&scholar ** PLEASE READ THE RULES FOR THIS CONTEST BEFORE YOU DECIDE TO PARTICIPATE. ** ** TO QUALIFY FOR CONSIDERATION, A CLAIM CHART IS REQUIRED. ** ** PRIOR ART THAT HAS BEEN PREVIOUSLY CITED DURING PROSECUTION WILL NOT BE CONSIDERED. ** PATROLL researchers are required to use Pearl to generate claim charts. Submitted invalidity charts must address every limitation of the challenged claim. This may require using more than one prior art reference. PATROLL researchers are required to use Pearl to initially generate claim charts, and then researchers must add relevant figures and highlighting before submitting each chart. Each PATROLL researcher can generate up to 30 invalidity claim charts per month using Pearl. These charts can be downloaded then submitted to PATROLL. Click on Pearl AI-Assisted Claim Chart below to get started with Pearl