More than 40 major drug companies said the law infringed on their patent rights.

It would take sale of patent rights to get that much.

True, they wanted to sell patent rights to their airplane yet at the same time keep it secret from the world.

They are creating products and trying to assert patent rights against them.

However, its design was so simple that King did not enforce his patent rights.

This can be done without violating the French company's patent rights.

They would then sell the patent rights to interested companies.

The two sides fought a long legal battle over the patent rights.

You know what he'd do with it if he got the patent rights.

Will we all still be able to use our computers in the future without having to pay patent rights to do so?