Granted Patent
Utility
US 6,755,563 · App. 10/275,043
Preparation and application device for materials to be prepared as a paste-like flowable mass, especially bone cement
Inventors:
Helmut Wahlig, Elvira Dingeldein, Christoph Sattig, Edgar Wüst
Patented Case
View Patent ↗
Granted: Jun 29, 2004
Filed: Oct 31, 2002
Inventors
Helmut Wahlig
Elvira Dingeldein
Christoph Sattig
Edgar Wüst
Assignee (at issue)
Coripharm Medizinprodukte GmbH & Co. KG
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.