Granted Patent
Utility
US 4,589,413 · App. 06/515,979
Surgical instrument for resection of hollow organs
Inventors:
Boris N. Malyshev, Viktor A. Saljuk, Oleg X. Skobelkin, Evgeny I. Brekhov, Boris A. Smirnov, Ivan A. Korolkov, Viktor P. Bashilov, Tatyana L. Ivanova
Patented Case
View Patent ↗
Granted: May 20, 1986
Filed: Jul 21, 1983
Inventors
Boris N. Malyshev
Viktor A. Saljuk
Oleg X. Skobelkin
Evgeny I. Brekhov
Boris A. Smirnov
Ivan A. Korolkov
Viktor P. Bashilov
Tatyana L. Ivanova
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.