what do we think of this copilot response?
"The patent with number 8,949,780 was granted on February 3, 2015 1. The life span of a patent depends on the type of patent and the date it was filed or granted:
Utility Patent: Currently, a utility patent lasts for 20 years from the date of application.
Design Patent: A design patent has a lifespan of 14 years from the date of approval.
For patents granted before June 8, 1995, the term of the patent is 20 years from the filing date or 17 years from the grant of patent by the patent office, whichever is later 2.
Therefore, for patent 8,949,780, the life span would be 20 years from the date of application (May 11, 2010) or until February 3, 2030."
