Granted Patent
Utility
US 5,200,212 · App. 07/839,748
Dog chew with modifiable texture
Inventor:
Herbert R. Axelrod
Patented Case
View Patent ↗
Granted: Apr 6, 1993
Filed: Feb 20, 1992
Inventor
Herbert R. Axelrod
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.