Granted Patent
Utility
US 4,925,907 · App. 07/334,568
Vinylidene fluoride-acrylic acid ester copolymer, process for producing the same and composition containing the same
Inventors:
Toshio Miyabayashi, Nobuyuki Sakabe, Shinichiro Zen
Patented Case
View Patent ↗
Granted: May 15, 1990
Filed: Apr 7, 1989
Inventors
Toshio Miyabayashi
Nobuyuki Sakabe
Shinichiro Zen
Assignee (at issue)
Japan Synthetic Rubber 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.