Determining a patent's expiration date can involve multiple aspects. This video explains the items you need to investigate to know a patent's actual expiration date.

DISCLAIMER: The information contained in these videos is for information, educational and entertainment purposes only. IT IS NOT LEGAL ADVICE. Consult an attorney regarding your specific legal situation.

Useful Links:
USPTO Patent Term Calculator: https://www.uspto.gov/patents/laws/pa...
USPTO Maintenance Fee Info: https://fees.uspto.gov/MaintenanceFees/