Granted Patent
Utility
US 4,448,947 · App. 06/445,094
One-can type pressure-sensitive adhesive composition
Inventors:
Jun Miyake, Kyuya Yamazaki, Yoshio Kamatani
Patented Case
View Patent ↗
Granted: May 15, 1984
Filed: Nov 29, 1982
Inventors
Jun Miyake
Kyuya Yamazaki
Yoshio Kamatani
Assignee (at issue)
Takeda Chemical Industries Ltd.
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.