Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Xanthene and thioxanthene derivatives

Xanthene and thioxanthene derivatives

US Patent 4275209 · Granted Jun 23, 1981

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

2-pyridone derivatives as neutrophil elastase inhibitors and their use2013
2-pyrazinone derivatives for the treatment of disease or condition in which inhi2013
Compounds2012
Glucocorticosteroids, processes for their preparation, pharmaceutical compositio2012
2-pyrazinone derivatives for the treatment of disease or condition in which inhi2012
2-pyridone derivatives as neutrophil elastase inhibitors and their use2011
2-pyridone derivatives for the treatment of disease or condition in which inhibi2011
Trans-1(6-chloro-3-phenylindan-1-yl)-3,3-dimethylpiperazine2010
Compounds2005
Hydroxyalkyl compounds2005
Compounds2005
Method for the preparation of citalopram2001