Granted Patent
Utility
US 6,013,698 · App. 09/166,299
Encapsulated materials
Inventors:
E. C. Lupton, Xiaohong Yu, Lev E. Bromberg, Barry J. Hand
Patented Case
View Patent ↗
Granted: Jan 11, 2000
Filed: Oct 5, 1998
Inventors
E. C. Lupton
Xiaohong Yu
Lev E. Bromberg
Barry J. Hand
Assignee (at issue)
MedLogic Global Limited
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.