Patents are politics. Politics is always a murky morass of compromises, and it's hard to say what is by design. (And, no, you can't trust the name of an act or even its formulation to tease out the real and differing intentions of the lawmakers who proposed or voted for it.)
> IP rights allow the company to defend their interests and pay larger salaries.
I can believe the first part. But I don't see how IP rights translate into higher salaries?
(Yes, in the trivial sense of _allowing_ them, perhaps. But not in the implied sense of making it more likely.)