Granted Patent
Utility
US 6,524,522 · App. 10/094,098
Method for preparation of metallic foam products and products made
Inventors:
K. Vaidyanathan, John L. Lombardi, Joseph Walish, Ronald Cipriani
Patented Case
View Patent ↗
Granted: Feb 25, 2003
Filed: Mar 7, 2002
Inventors
K. Vaidyanathan
John L. Lombardi
Joseph Walish
Ronald Cipriani
Assignee (at issue)
Advanced Ceramics Research, 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.