Granted Patent
Utility
US 5,215,402 · App. 07/786,526
Asphalt imprinting method and apparatus
Inventors:
Claude C. Stowell, Norman J. Zaseybida
Patented Case
View Patent ↗
Granted: Jun 1, 1993
Filed: Nov 1, 1991
Inventors
Claude C. Stowell
Norman J. Zaseybida
Assignee (at issue)
INTEGRATED PAVING CONCEPTS 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.