Earlier quoted context omitted.
Pretty sure that it's not for ideas, but for specific implementations of ideas, patents being criticized as abusive when they are not specific enough ? One example I saw just today : Thomas Savery getting a patent on "make, imitate, use or exercise any vessells or engines for raiseing [sic] water or occasioning motion to any sort of mill works by the impellent force of fire,", which I assume subordinated Thomas Newco…
This seems to be splitting hairs on what an “idea” is. Is a patent on the use of water heated into steam to drive an engine different from the idea to use steam to drive an engine? I don’t really see where you draw the line here, and the idea to use steam to drive an engine was definitely new at the time so why shouldn’t it be patentable? And also note that your linked story does not implicate the US patent system (w…
(Also, I don't think that in that case the patent expired because its holder died, more likely it came to a term (after being renewed ?) after 35 years (which I agree is a tad long), otherwise my source wouldn't have put it in this way ?)