Granted Patent
Utility
US 6,576,798 · App. 09/683,186
Method and system for purifying cumene hydroperoxide cleavage products
Inventors:
Yuri Valerievich Aristovich, Valeri Yurievich Aristovich, John W. Fulmer, Andrey Yurievich Sokolov, Svetlana Ananyevna Ulyanova, Sergey Nikolaevich Voyakin
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Nov 29, 2001
Inventors
Yuri Valerievich Aristovich
Valeri Yurievich Aristovich
John W. Fulmer
Andrey Yurievich Sokolov
Svetlana Ananyevna Ulyanova
Sergey Nikolaevich Voyakin
Assignee (at issue)
General Electric Company
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.