Granted Patent
Utility
US 5,340,889 · App. 08/093,568
Liquification of bis-carbonates of bis-glycidyl ethers
Inventors:
Wheeler C. Crawford, Edward T. Marquis, Howard P. Klein
Patented Case
View Patent ↗
Granted: Aug 23, 1994
Filed: Jul 19, 1993
Inventors
Wheeler C. Crawford
Edward T. Marquis
Howard P. Klein
Assignee (at issue)
Texaco Chemical 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.