Granted Patent
Utility
US 5,705,545 · App. 08/545,961
Use of HALS compounds
Inventors:
Lajos Avar, Gilbert Ligner
Patented Case
View Patent ↗
Granted: Jan 6, 1998
Filed: Oct 20, 1995
Inventors
Lajos Avar
Gilbert Ligner
Assignee (at issue)
Clariant Finance (BVI) Limited
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.