New answers tagged

1

Your only need permission from someone else if they hold a patent that your device infringes upon. Merely being an accessory to something does not mean you need the permission of the maker of that something. However you would like to build a table that incorporates your device. Foosball is old enough that it is not too likely that there are patents covering ...


2

I can't give you specific legal advice because I'm not a lawyer and because I do not know the specifics of the situation. Just because someone has a product does not mean it is patented. Foosball tables have been around for many, many years. Any original patents that might have existed are assuredly expired by now. This is one reason why there are so many ...


1

Answering the second part first - Almost all patents can be thought of as improvements on something that already existed. One gets a patent for developing a new, useful and non-obvious invention regardless of ownership of any other earlier invention. You can get a patent on an improved razor blade without having any rights to make the underlying original ...


Top 50 recent answers are included