Granted Patent
Utility
US 5,307,757 · App. 07/886,512
Ventilated rack and animal cage system
Inventors:
Michael A. Coiro, Sr., Dale Murray, Philip A. Lastowski
Patented Case
View Patent ↗
Granted: May 3, 1994
Filed: May 20, 1992
Inventors
Michael A. Coiro, Sr.
Dale Murray
Philip A. Lastowski
Assignee (at issue)
Allentown Caging & Equipment 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.