Granted Patent
Utility
US 5,300,429 · App. 08/021,635
PHB-free gellan gum broth
Inventors:
John K. Baird, Joseph M. Cleary
Patented Case
View Patent ↗
Granted: Apr 5, 1994
Filed: Feb 22, 1993
Inventors
John K. Baird
Joseph M. Cleary
Assignee (at issue)
MERCK & CO., 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.