Granted Patent
Utility
US 5,554,622 · App. 08/397,259
Asymmetrically substituted bisnaphthalimides
Inventors:
Miguel F. Bra na, Jos e M. C. Berlanga, Marina Moran Moset, Mar ia J. P erez de Vega, Gerhard Keilhauer, Xiao-Dong Qian, Cynthia Romerdahl
Patented Case
View Patent ↗
Granted: Sep 10, 1996
Filed: Mar 15, 1995
Inventors
Miguel F. Bra na
Jos e M. C. Berlanga
Marina Moran Moset
Mar ia J. P erez de Vega
Gerhard Keilhauer
Xiao-Dong Qian
Cynthia Romerdahl
Assignee (at issue)
Knoll, Inc.
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.