Trademark Overview
On Wednesday, November 26, 2025, a trademark application was filed for PORTALSIX with the United States Patent and Trademark Office. The USPTO has given the PORTALSIX trademark a serial number of 99518588. The federal status of this trademark filing is PUBLISHED FOR OPPOSITION as of Tuesday, April 28, 2026. This trademark is owned by SIX3RO, Inc.. The PORTALSIX trademark is filed in the Computer & Software Services & Scientific Services category with the following description:
Software as a service (SaaS) services featuring decentralized, non-downloadable software using post-quantum cryptography for secure, cross-boundary information exchange and encrypted data transfer that is agnostic to underlying network security protocols; providing temporary use of non-downloadable cloud-based software operating on a decentralized architecture for quantum-resistant encrypted communication and quantum-safe secure file sharing across organizational, national, and regulatory boundaries without reliance on centralized certificate authorities or specific network security protocols; providing online non-downloadable, decentralized software platforms using post-quantum cryptographic algorithms for protocol-agnostic, secure transmission of sensitive data between entities operating under differing or incompatible network security environments.
