Granted Patent
Utility
US 4,049,749 · App. 05/636,872
Pigmentable low-profile polyester molding compositions
Inventor:
Donald H. Thorpe
Patented Case
View Patent ↗
Granted: Sep 20, 1977
Filed: Dec 2, 1975
Inventor
Donald H. Thorpe
Assignee (at issue)
Hooker Chemicals & Plastics 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.