Granted Patent
Utility
US 5,849,916 · App. 08/872,568
Process for the preparation of 2,3-pyridinedicarboximides
Inventors:
Kenneth Alfred Martin Kremer, Wen-Xue Wu, Donald R. Maulding
Patented Case
View Patent ↗
Granted: Dec 15, 1998
Filed: Jun 10, 1997
Inventors
Kenneth Alfred Martin Kremer
Wen-Xue Wu
Donald R. Maulding
Assignee (at issue)
American Cyanamid 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.