
So you're gonna go work
at the PATENT office?
The Big Bang Theory Season 3, Episode 14

"regarding your quantum guidance system,
provisional PATENT 62/295118."
The Big Bang Theory Season 9, Episode 24

What if we go around the university
and just get the PATENT ourselves?
The Big Bang Theory Season 9, Episode 18

in a PATENT attorney's office.
The Big Bang Theory Season 11, Episode 8