PatentJun 9, 2026, 12:16 PM
Zentek Granted U.S. Patent for ZenGUARD™ Graphene Technology
AI Summary
Zentek Ltd. announced the issuance of U.S. Patent No. 12,616,206, covering the core graphene-based technology behind its ZenGUARD™ platform. This patent, which includes a 327-day term extension, strengthens Zentek's intellectual property protection and complements its existing Canadian patent. The company is exploring entry into the significant U.S. air filtration market, valued at approximately US$5.3 billion in 2025, in collaboration with its U.S. manufacturing partner, Quality Filters Inc.
Key Highlights
- Zentek Ltd. granted U.S. Patent No. 12,616,206 for its foundational graphene-based technology.
- The patent includes a 327-day extension to its enforceable term.
- This U.S. patent complements an existing Canadian patent for ZenGUARD™ technology.
- The U.S. air filter market was estimated at approximately US$5.3 billion in 2025.
- Zentek is working with U.S. partner Quality Filters Inc. to potentially enter the U.S. market.
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