Granted Patent
Utility
US 5,984,149 · App. 08/557,648
All plastic trigger pump
Inventors:
Klaus Thanisch, Klaus Natersky
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Nov 13, 1995
Inventors
Klaus Thanisch
Klaus Natersky
Assignee (at issue)
Spraysol GmbH
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.