IP Library Granted Patent US 6,372,153
Granted Patent Utility
US 6,372,153 · App. 09/508,541

Fluoroalkoxybenzene derivatives having ether bond, liquid-crystal composition, and liquid-crystal display element

Inventors: Norio Tamura, Hiroyuki Takeuchi, Shuichi Matsui, Kazutoshi Miyazawa, Yasusuke Hisatsune, Fusayuki Takeshita, Etsuo Nakagawa
Patented Case View Patent ↗
Granted: Apr 16, 2002 Filed: Mar 13, 2000
Inventors
Norio Tamura
Hiroyuki Takeuchi
Shuichi Matsui
Kazutoshi Miyazawa
Yasusuke Hisatsune
Fusayuki Takeshita
Etsuo Nakagawa
Assignee (at issue)
Chisso 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,372,153
App. No.
09/508,541
Filed
2000-03-13
Granted
2002-04-16
Kind
B1