SINTX Receives Issuance of U.S. Patent for Silicon Nitride-Functionalized Zirconia-Toughened Alumina Ceramic Biomaterial

Salt Lake City, Utah, Feb. 19, 2025 (GLOBE NEWSWIRE) -- SINTX Technologies, Inc. (NASDAQ: SINT) (“SINTX” or the “Company”) an advanced ceramics company specializing in the development and commercialization of materials, components, and technologies for medical and technical applications, today announced the issuance of U.S. Patent No. 12,239,761 by the United States Patent and Trademark Office (USPTO).

This newly issued patent strengthens SINTX’s intellectual property portfolio, further solidifying its position as a global leader in silicon nitride innovation. The patent covers novel advancements in silicon nitride material processing and applications, particularly in the biomedical sector, where the company continues to make significant strides in next-generation implant technology.

“This patent represents another key milestone in SINTX’s ongoing commitment to pioneering advanced silicon nitride solutions,” said Eric K. Olson, President and CEO of SINTX. “With its antiviral, antibacterial, and biomechanical advantages, silicon nitride continues to demonstrate its potential in medical implants, regenerative medicine, and advanced coating technologies. This latest patent reinforces our leadership in the field and strengthens our ability to develop high-performance biomedical applications.”

The patent, developed by the Company covers innovative methods of adhering silicon nitride to a wide array of biomaterial substrates to improve biocompatibility and resistance to infection, expanding its potential applications to orthopedic, craniomaxillofacial, dental and spinal implants. This scientific breakthrough aligns with SINTX’s broader mission to leverage its proprietary technology to improve patient outcomes and surgical success rates.

SINTX is the only FDA-registered producer of implantable silicon nitride, with a robust portfolio that includes monolithic ceramic implants, particulate-based coatings, microspheres and composite materials. These innovations are aimed at enhancing osseointegration and reducing bacterial colonization, key factors in improving implant longevity and patient safety.

With this issuance, SINTX continues to expand its intellectual property portfolio, which now includes 17 issued U.S. patents and 84 pending applications worldwide.

For more information about SINTX Technologies and its silicon nitride platform, visit .

About SINTX Technologies, Inc.

SINTX Technologies is an advanced ceramics company that develops and commercializes materials, components, and technologies for medical and technical applications. SINTX is a global leader in the research, development, and manufacturing of silicon nitride, and its products have been implanted in humans since 2008. Over the past several years, SINTX has utilized strategic acquisitions and alliances to enter into new markets. The Company has manufacturing and R&D facilities in Utah and Maryland.

For more information on SINTX Technologies or its materials platform, visit .

Forward-Looking Statements

This press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 (“PSLRA”) that are subject to a number of risks and uncertainties. Forward-looking statements can be identified by words such as: "anticipate," "believe," "project," "estimate," "expect," "strategy,” "future," "likely," "may," "should," "will" and similar references to future periods. Examples of forward-looking statements include, among others, statements we make that the company continues to make significant strides in next-generation implant technology and the potential to pursue growth opportunities and explore strategic opportunities.

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