Granted Patent
Utility
US 4,281,037 · App. 06/176,385
Cleaning and priming composition containing titanium acetylacetonate and method
Inventor:
Hun R. Choung
Patented Case
View Patent ↗
Granted: Jul 28, 1981
Filed: Aug 8, 1980
Inventor
Hun R. Choung
Assignee (at issue)
Dap Limited
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.