How Can I Tell If Maintenance Fees Have Been Paid? The easiest way to find out if maintenance fees have been paid is to look at the transaction area on the legal tab of a patent:Then on the information below, you'll see updates that look like this:Naturally different jurisdictions have slightly different ways of reporting it, but they're all fairly clear. Related articles How Do I Change The Language Of The Interface? How Often Do Patent Owners Have To Pay A Maintenance Fee? Do the search results also include expired patents? Is there a way to view the expiration dates? What Is A Patentability Search? How Does It Differ From An FTO Search?
Then on the information below, you'll see updates that look like this:
Naturally different jurisdictions have slightly different ways of reporting it, but they're all fairly clear.