Granted Patent
Utility
US 6,207,778 · App. 09/307,211
Conditioning/styling terpolymers
Inventors:
Janusz Jachowicz, Kou-Chang Liu, Roger Mc Mullen, Thomas Winkler
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: May 7, 1999
Inventors
Janusz Jachowicz
Kou-Chang Liu
Roger Mc Mullen
Thomas Winkler
Assignee (at issue)
ISP INVESTMENTS LLC
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.