Granted Patent
Utility
US 5,403,439 · App. 08/160,020
Method of producing same-sized particles
Inventor:
Mark Matthews
Patented Case
View Patent ↗
Granted: Apr 4, 1995
Filed: Dec 1, 1993
Inventor
Mark Matthews
Assignee (at issue)
Texas Instruments Incorporated
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.