Trademark Overview
On Monday, September 15, 2025, a trademark application was filed for PENFIELD with the United States Patent and Trademark Office. The USPTO has given the PENFIELD trademark a serial number of 99393809. The federal status of this trademark filing is RESPONSE AFTER NON-FINAL ACTION - ENTERED as of Thursday, February 19, 2026. This trademark is owned by Brian Hankey. The PENFIELD trademark is filed in the Computer & Software Services & Scientific Services category with the following description:
Software as a service (SAAS) services featuring software using artificial intelligence (AI) for implementing cross-session memory protocols in AI systems, maintaining conversational context and user preferences across interactions, and eliminating the need for users to re-provide previously shared information to AI assistants.; Software as a service (SAAS) services featuring software using artificial intelligence (AI) for providing persistent memory and context management for AI assistants and AI agents via application programming interfaces (APIs) and interoperability protocols, namely, storing, retrieving, organizing, and connecting conversational context, user preferences, and knowledge across AI sessions, and eliminating the need for users to re-provide previously shared information to AI assistants.; Artificial intelligence as a service (AIAAS) services featuring software using artificial intelligence (AI) for use in memory systems for AI assistants, namely, providing cloud-based ...
