These are from the 18th century, about 140 years old. Is this information still relevant? There are supreme court rulings now that are different from the 1990's
So bottom line is that these say " Patent Rights not Subject to Levy "
In my situation, I am looking at digital I.P. technologies. This technology did not even exist when these cases were out.
https://legal-dictionary.thefreedictionary.com/execution
It begs the question on what exactly does generally immune to execution means and what situation can you levy it.
In my situation, the company owes a very large amount via my Judgement and has dissolved. Perhaps that is a situation in which you can levy the Intellectual property?