The story was revised significantly in 1962 (re-titled as “Dream Castle”).

A separate revision occurred in 1982 (ref: 1, 2, 3).

Quotes:

“Now, as to your process, it clearly has been developed while you worked for us; therefore it becomes our property. There are a thousand legal precedents to this effect.”

Farrero waved his hand. “Irrelevant. My basic idea is to bring Class III homes down to the Class II price level, which is of course not a patentable process.”

“Well, Douane,” presently came Marlais’ soft voice, “you probably could have handled him more subtly...” His voice trailed off to a whisper. Then: “We’ll have a hard time proving ownership of any patents. Still, it may be for the best. The industry is stable. We’re all making money. No telling where disruption might take us. Perhaps we’d better call a meeting of the association, lay our cards on the table. I think everyone will contract neither to hire Farrero nor use his process.”

Republished in The World-Thinker and Other Stories, Spatterlight,2012