Well, movie deals are still on for the Krofft Brothers according to this April 5th, 2000 article from Variety.Com.
(From Variety.Com about Sony Pictures Family Entertainment)
Formed nearly a year ago, SPFE is developing both live-action and animated feature films. On the division�s slate are such feature projects as “Pet Heroes,” “The Tenth Master,” “H.R. Pufnstuf” and “Land of the Lost.”