Granted Patent
Utility
US 4,184,881 · App. 05/914,205
Jet printing ink composition containing an ethylene oxide adduct of acetylenic diol
Inventor:
Edward T. Bradley
Patented Case
View Patent ↗
Granted: Jan 22, 1980
Filed: Jun 12, 1978
Inventor
Edward T. Bradley
Assignee (at issue)
M&T Chemicals, 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.