Granted Patent
Utility
US 6,605,738 · App. 08/859,143
Processes for refining butyl acrylate
Inventors:
Fungau Ho, Vivek Julka
Patented Case
View Patent ↗
Granted: Aug 12, 2003
Filed: May 20, 1997
Inventors
Fungau Ho
Vivek Julka
Assignee (at issue)
Union Carbide Chemicals & Plastics Technology LLC
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.