Did Polaroid ever go after anyone else in decades past? Seems to me if they never went after anyone else before, why wait 40yrs? In my opinion, which I suppose

Did Polaroid ever go after anyone else in decades past? Seems to me if they never went after anyone else before, why wait 40yrs? In my opinion, which I suppose counts for jack, the lost the "merit" in being able to over the most anything regarding their instant film when they stopped making it and The Impossible Project started up.