Granted Patent
Utility
US 6,028,046 · App. 08/909,248
Detergents with polyamine alkoxylates useful in cleaning dyed fabrics while inhibiting dye transfer
Inventor:
Shoaib Arif
Patented Case
View Patent ↗
Granted: Feb 22, 2000
Filed: Aug 11, 1997
Inventor
Shoaib Arif
Assignee (at issue)
Witco 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.