Granted Patent
Utility
US 5,714,547 · App. 08/511,696
Polymer blend composition for forming transparent polyethylene film
Inventors:
Raphael Li, Peter Chen, Andy Chunxiao Yang, Rajender Singh, Ching-Shu H. Lin
Patented Case
View Patent ↗
Granted: Feb 3, 1998
Filed: Aug 4, 1995
Inventors
Raphael Li
Peter Chen
Andy Chunxiao Yang
Rajender Singh
Ching-Shu H. Lin
Assignee (at issue)
INTEPLAST GROUP 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.