Granted Patent
Utility
US 4,648,430 · App. 06/852,090
Device and method for collecting a desired weight amount of a material
Inventors:
Aleandro Di Gianfilippo, Alan A. Figler, Leon Huang, Donald F. Warner
Patented Case
View Patent ↗
Granted: Mar 10, 1987
Filed: Apr 14, 1986
Inventors
Aleandro Di Gianfilippo
Alan A. Figler
Leon Huang
Donald F. Warner
Assignee (at issue)
Baxter Travenol Laboratories, Inc.
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.