Granted Patent
Utility
US 4,638,921 · App. 06/786,892
Device for dispensing individual sheets from an array of stacked sheets
Inventors:
Wayne C. Sigl, Elizabeth A. Wolfson
Patented Case
View Patent ↗
Granted: Jan 27, 1987
Filed: Oct 11, 1985
Inventors
Wayne C. Sigl
Elizabeth A. Wolfson
Assignee (at issue)
Kimberly-Clark 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.