Comment on He did though.
Quereller@lemmy.one 7 months agoUsually, patents have a lifetime for 20 years. Maybe you get an extension for 5 years. From were do you have the info that patents can be renewed?
Comment on He did though.
Quereller@lemmy.one 7 months agoUsually, patents have a lifetime for 20 years. Maybe you get an extension for 5 years. From were do you have the info that patents can be renewed?