Granted Patent
Utility
US 6,303,826 · App. 09/487,656
Method for purification of acetone
Inventors:
Manoj V. Bhinde, Scott R. Keenan
Patented Case
View Patent ↗
Granted: Oct 16, 2001
Filed: Jan 19, 2000
Inventors
Manoj V. Bhinde
Scott R. Keenan
Assignee (at issue)
Sunoco, Inc. (R&M)
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.