| Serial Number | 99393809 |
| Word Mark | PENFIELD |
| Filing Date | Monday, September 15, 2025 |
| Status | 686 - PUBLISHED FOR OPPOSITION |
| Status Date | Tuesday, March 24, 2026 |
| Registration Number | 0000000 |
| Registration Date | NOT AVAILABLE |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, March 24, 2026 |
| Goods and Services | 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 knowledge graph storage, hybrid semantic and keyword search, and structured relationship management between stored memories for AI agents and AI assistants. |
| Pseudo Mark | PEN FIELD |
| International Class | 042 - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software. |
| US Class Codes | 100, 101 |
| Class Status Code | 6 - Active |
| Class Status Date | Monday, September 15, 2025 |
| Primary Code | 042 |
| First Use Anywhere Date | Saturday, August 16, 2025 |
| First Use In Commerce Date | Saturday, August 16, 2025 |
| Party Name | Brian Hankey |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 19 - Sole Proprietorship |
| Address | West Palm Beach, FL 33411 US |
| Party Name | Brian Hankey |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 19 - Sole Proprietorship |
| Address | West Palm Beach, FL 33411 US |
| Event Date | Event Description |
| Monday, September 15, 2025 | NEW APPLICATION ENTERED |
| Monday, September 15, 2025 | APPLICATION FILING RECEIPT MAILED |
| Friday, February 6, 2026 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Monday, February 9, 2026 | ASSIGNED TO EXAMINER |
| Wednesday, February 11, 2026 | NON-FINAL ACTION WRITTEN |
| Wednesday, February 11, 2026 | NON-FINAL ACTION E-MAILED |
| Wednesday, February 11, 2026 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Thursday, February 19, 2026 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Thursday, February 19, 2026 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, February 19, 2026 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Monday, March 2, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, March 18, 2026 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, March 24, 2026 | PUBLISHED FOR OPPOSITION |
| Tuesday, March 24, 2026 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |