Granted Patent
Utility
US 6,017,675 · App. 08/738,560
Oximesulfonic acid esters and the use thereof as latent sulfonic acids
Inventors:
Kurt Dietliker, Martin Kunz
Patented Case
View Patent ↗
Granted: Jan 25, 2000
Filed: Oct 28, 1996
Inventors
Kurt Dietliker
Martin Kunz
Assignee (at issue)
Ciba Specialty Chemicals Corporation
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.