Granted Patent
Utility
US 5,262,104 · App. 07/935,517
Manufacture of improved pyrolytic carbon structures
Inventor:
Alan S. Schwartz
Patented Case
View Patent ↗
Granted: Nov 16, 1993
Filed: Aug 25, 1992
Inventor
Alan S. Schwartz
Assignee (at issue)
Carbon Implants, 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.