Granted Patent
Utility
US 5,215,679 · App. 07/850,227
Aqueous emulsions of resins containing fluorescent dyes
Inventors:
Jeffrey R. Cramm, Steven G. Streitel
Patented Case
View Patent ↗
Granted: Jun 1, 1993
Filed: Mar 12, 1992
Inventors
Jeffrey R. Cramm
Steven G. Streitel
Assignee (at issue)
DAY-GLO COLOR CORP.
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.