A property right issued by the United States Patent and Trademark Office (USPTO) to an inventor for a limited time, in exchange for public disclosure of the invention when the patent is granted. Drugs may be issued multiple patents.
Patents_Druga tibble with 6 variables:
The patent number(s) associated with the drug
The country that issued the patent rights
The date that the patent request was filed
The date that the patent rights expire
Indicates whether or not a pediatric extension has been approved for the patent. Granted pediatric extensions provide an additional 6 months of market protection
drugbank id
Each drug may have one or more patent.