Granted Patent
Utility
US 5,274,113 · App. 07/786,767
Long wavelength chemically reactive dipyrrometheneboron difluoride dyes and conjugates
Inventors:
Hee Chol Kang, Richard P. Haugland
Patented Case
View Patent ↗
Granted: Dec 28, 1993
Filed: Nov 1, 1991
Inventors
Hee Chol Kang
Richard P. Haugland
Assignee (at issue)
Molecular Probes, 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.