Granted Patent
Utility
US 6,065,645 · App. 09/170,146
Double-barreled syringe with detachable locking mixing tip
Inventors:
Ravi Sawhney, Lance Hussey, Robert Hayman
Patented Case
View Patent ↗
Granted: May 23, 2000
Filed: Oct 12, 1998
Inventors
Ravi Sawhney
Lance Hussey
Robert Hayman
Assignee (at issue)
DISCUS DENTAL IMPRESSIONS, LLC
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.