Granted Patent
Utility
US 5,731,173 · App. 08/814,196
Fructosyltransferase enzyme, method for its production and DNA encoding the enzyme
Inventors:
Juan Gabriel Arrieta Sosa, Lazaro Hernandez Garcia, Alberto Coego Gonzalez, Guillermo Sosa
Patented Case
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Granted: Mar 24, 1998
Filed: Mar 10, 1997
Inventors
Juan Gabriel Arrieta Sosa
Lazaro Hernandez Garcia
Alberto Coego Gonzalez
Guillermo Sosa
Assignee (at issue)
Center For Genetic Engineering and Biotechnology
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.