Tetrahydronaphthyl and thiazole, oxazole or imidazole substituted ethene derivatives having retinoid-like activity, reduced skin toxicity and reduced teratogenecity

Granted: Dec 12, 1995 Filed: Jun 15, 1994

This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.