Granted Patent
Utility
US 6,255,486 · App. 09/641,271
Process for preparing 4,6-dichloro-5-fluoropyrimidine
Inventors:
Holger Weintritt, Reinhard Lantzsch
Patented Case
View Patent ↗
Granted: Jul 3, 2001
Filed: Aug 17, 2000
Inventors
Holger Weintritt
Reinhard Lantzsch
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.