0

In reference to the patent: [US356315][1]

Wondering if patent has expired and the process to claim it. This was great great grandfathers invention.

1 Answer 1

0

This patent has been expired for over 100 years. It was a 14 year patent with the possibility of a 7 year extension. There is nothing to claim except your family link to the patent.

You must log in to answer this question.

Not the answer you're looking for? Browse other questions tagged .