The granting of a new U.S. patent to Meta Materials for a security feature applicable to a wide range of important documents and packages is a significant development. This patent not only enhances the company's intellectual property portfolio but also potentially opens up new business opportunities in various sectors requiring high-level security solutions. Given the broad applicability of the patent, from banknotes to passports and packages, it's likely to attract interest from government and commercial entities seeking to enhance the security of their documents and products. This could lead to new partnerships, contracts, and revenue streams for Meta Materials, positively impacting its stock price in the short term.