The filing of a patent application is a positive development for Artelo Biosciences as it shows the company's commitment to innovation and expanding its product line. This could be seen favorably by investors, especially those interested in the cannabinoid therapy space. The patent could protect Artelo's intellectual property, potentially giving it a competitive advantage and leading to new partnerships or increased market share. However, the actual impact on the stock will depend on the market's perception of the patent's potential and the company's ability to capitalize on it.