Granted Patent
Utility
US 4,970,215 · App. 07/354,536
Substituted 4-(quinolin-2-yl-methoxy)phenyl-acetic acid derivatives and anti-allergic use thereof
Inventors:
Klaus-Helmut Mohrs, Siegfried Raddatz, Elisabeth Perzborn, Romanis Fruchtmann, Christian Kohlsdorfer, Reiner Muller-Peddinghaus, Pia Theisen
Patented Case
View Patent ↗
Granted: Nov 13, 1990
Filed: May 19, 1989
Inventors
Klaus-Helmut Mohrs
Siegfried Raddatz
Elisabeth Perzborn
Romanis Fruchtmann
Christian Kohlsdorfer
Reiner Muller-Peddinghaus
Pia Theisen
Assignee (at issue)
Bayer Aktiengesellschaft
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.