Granted Patent
Utility
US 6,765,047 · App. 10/155,054
Microencapsulation of red phosphorus
Inventors:
Henricus Peerlings, Michael Wagner, Wolfgang Podszun
Patented Case
View Patent ↗
Granted: Jul 20, 2004
Filed: May 24, 2002
Inventors
Henricus Peerlings
Michael Wagner
Wolfgang Podszun
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.