Innovation & intellectual property · 22/04/2009Updated: 10/17/2026 · 1 min read
USPTO Grants Interim Extension to Sanvar Patent
Summary
The US Patent and Trademark Office has issued an order granting a fifth one-year interim extension to the term of U.S. Patent No. 4,650,787, allowing Sanvar to continue using its technology for an additional year.
Original source language: Federal Register — Patent and Trademark OfficeOpen original release →