Trademark Overview
On Tuesday, August 26, 2025, a trademark application was filed for CALLIO with the United States Patent and Trademark Office. The USPTO has given the CALLIO trademark a serial number of 99357964. The federal status of this trademark filing is PUBLISHED FOR OPPOSITION as of Tuesday, July 7, 2026. This trademark is owned by Callio Operating Co, Inc.. The CALLIO trademark is filed in the Pharmaceutical Products, Treatment & Processing of Materials Services, and Computer & Software Services & Scientific Services categories with the following description:
Research and development in the fields of pharmaceuticals, biologics, chemistry, protein engineering, proteins and derivatives, antibody-drug conjugates, immunostimulatory antibody-drug conjugates, antibodies with multiple drug or cytokine conjugates, multispecific antibodies, and engineered antibodies, oncology; Providing medical scientific research information in the fields of pharmaceuticals, biologics, chemistry, protein engineering, proteins and derivatives, antibody-drug conjugates, immunostimulatory anti-drug conjugates, antibodies with multiple drug or cytokine conjugates, multispecific antibodies, and engineered antibodies, oncology, and immunology; Drug discovery, custom design, and development services featuring therapeutic agents for the treatment and prevention of diseases; Scientific investigations for medical purposes; Scientific research in the nature of conducting clinical trials for others.
Pharmaceutical and biological preparations for treating cancer; Pharmaceuticals and biological preparations for prophylactic, diagnostic, and therapeutic use in treating, preventing, and managing cancer; Therapeutic agents for medical use, namely, proteins and derivatives, antibody-drug conjugates, immunostimulatory antibody-drug conjugates, antibodies with multiple drug or cytokine conjugates, multispecific antibodies, and engineered antibodies for treating cancer; Pharmaceutical and biological preparations for the prevention, diagnosis and treatment of cancer for clinical, medicinal, therapeutic and diagnostic purposes; Pharmaceutical and biological preparations for use in oncology for treating cancer
Custom manufacturing of pharmaceuticals and therapeutic agents for medical use
