Unified is seeking prior art on at least claim 1 of US-11189321-B2, owned and asserted by L4T Innovations LLC, an NPE. The '321 patent describes an event marking device designed to facilitate the identification and retrieval of media related to notable events. By marking the time of such events, users can easily access relevant recordings without sifting through extensive footage. It has been asserted against Ecobee Technologies. For more information on the patent: https://portal.unifiedpatents.com/patents/patent/US-11189321-B2 View the Similar Documents (patents + scholarly publications) generated by Google Patents: Patents: https://patents.google.com/?q=(~patent%2fUS11189321B2)&before=filing:20171002 NPL: https://patents.google.com/?q=(~patent%2fUS11189321B2)&before=filing:20171002&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. 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