Granted Patent
Utility
US 5,093,061 · App. 07/182,669
Deep dyeing conjugate yarn processes
Inventors:
James E. Bromley, Jing-peir Yu
Patented Case
View Patent ↗
Granted: Mar 3, 1992
Filed: Apr 18, 1988
Inventors
James E. Bromley
Jing-peir Yu
Assignee (at issue)
Monsanto Company
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.