Calvert Grant DeForest, also known by his character Larry "Bud" Melman, was an American actor and comedian, best known for his appearances on Late Night with David Letterman and the Late Show with David Letterman... (wikipedia)
I went out there myself, and it was just a pile of rubble with some guys moving stuff around. It is disappointing. As long as something still is standing, you always can work something out to preserve it. We felt we were only a couple of weeks away from finding a place to move it.
The Cortez family has stated that the building is not for sale. Whether or not the building is for sale, this should not influence the possibility of landmark status.