Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › 7,6 Dioxo-4H,6H-pyrano[3,2-g]quinoline dicarboxylic acids and anti-allergic use thereof

7,6 Dioxo-4H,6H-pyrano[3,2-g]quinoline dicarboxylic acids and anti-allergic use thereof

US Patent 4474787 · Granted Oct 2, 1984

Estimated economic value: $10,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method of detecting vehicle speed sensor failure2007
Use of phenylheteroalkylamine derivatives2005
Phenylheteroalkylamine derivatives2005
Use of phenylheteroakylamine derivatives2005
Inhibitors of platelet aggregation1998
2-Pyridinyl-phenyl-sulphinyl-and-phenyl-thio-benzimidazoles having antiflammator1990
Certain 2-pyridinyl-phenylsulfinyl-benzoxazoles, the corresponding benzothiazole1989
Pyranoquinolinones and analogs thereof1983
Pyranoquinolinones and analogs thereof1983
Pharmaceutical compositions containing sodium chromoglycate and .beta.2 selectiv1983
5-(2-Hydroxypropoxy)-8-propyl-4H-1-benzopyran-4-one-2-carboxylic acid1982
N-Substituted-quinolin-4-one-2-carboxic acid derivatives1982