Granted Patent
Utility
US 4,323,473 · App. 06/226,298
Cyclohexyl cyclohexyl dioxane liquid crystalline compounds and admixture containing same
Inventor:
Nicholas L. Sethofer
Patented Case
View Patent ↗
Granted: Apr 6, 1982
Filed: Jan 19, 1981
Inventor
Nicholas L. Sethofer
Assignee (at issue)
Timex Corporation
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.