Claims are sometimes analogized as a series of "fences" surrounding and protecting the valuable invention.

We're always on the hunt for potentially valuable inventions.

It has been universally recognized as one of the most valuable inventions in the history of the lighting art.

His specialty was patent law, and he made several valuable inventions.

One of Gern's pet games was the theft of valuable inventions.

Moreover, the possibility of his being in pursuit of some valuable invention also interested me.

This was fitted to many government ships, and was found to be a valuable invention.

Twice already valuable secret inventions had been stolen, and clearly stolen by someone who had inside knowledge.

You don't have to be Thomas Edison to come up with a valuable invention.

A failure to monitor may have abdicated the Government's rights to valuable medical inventions.