Granted Patent
Utility
US 4,622,875 · App. 06/593,004
System and process for sorting and opening packages
Inventors:
Clayton N. Emery, Howard M. Harper
Patented Case
View Patent ↗
Granted: Nov 18, 1986
Filed: Mar 23, 1984
Inventors
Clayton N. Emery
Howard M. Harper
Assignee (at issue)
Brown & Williamson Tobacco Corporation
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.