SPAI - Core Patent Value When searching intellectual property databases SPAI has one invention patented (original patent application started in Australia in 2008). The name of the singular invention/patent is 'Spatial Predictive Approximation and Radial Convolution' and since the original patent was filed it has been registered in 6 other countries since then. Despite this the patent has not been commercialized or licensed to the benefit of shareholders for years, with drones being mentioned as a potential application since 2021. Based on the attached patent description, what is the estimated value of this patent, especially compared to more modern methods of drone navigation. Please consider what is covered by this patent in the description and what is not covered, like the idea of an autonomous drone is not covered, other methods of localizing a self reference point and distance to other points is not covered.
https://ppubs.uspto.gov/dirsearch-public/print/downloadPdf/9058689