Granted Patent
Utility
US 5,674,945 · App. 08/429,010
Ethylene copolymer composition
Inventors:
Mamoru Takahashi, Akira Todo, Seiichi Ikeyama, Toshiyuki Tsutsui, Shinya Matsunaga, Norio Kaneshige
Patented Case
View Patent ↗
Granted: Oct 7, 1997
Filed: Apr 26, 1995
Inventors
Mamoru Takahashi
Akira Todo
Seiichi Ikeyama
Toshiyuki Tsutsui
Shinya Matsunaga
Norio Kaneshige
Assignee (at issue)
Mitsui Petrochemical 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.