Granted Patent
Utility
US 6,821,303 · App. 10/290,449
Method and kit for batik art
Inventor:
Nathan Polsky
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: Nov 8, 2002
Inventor
Nathan Polsky
Assignee (at issue)
Scratch-Art 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.