Granted Patent
Utility
US 6,242,638 · App. 09/267,585
Cyanate esters having flame resistant properties
Inventors:
Bor-Sheng Lin, Michael James Amone
Patented Case
View Patent ↗
Granted: Jun 5, 2001
Filed: Mar 12, 1999
Inventors
Bor-Sheng Lin
Michael James Amone
Assignee (at issue)
Vantico 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.