IP Library › Granted Patent US 4,731,117
Granted Patent Utility
US 4,731,117 · App. 06/926,541

Nickel-base powder metallurgy alloy

Inventors: John E. Stulga, Frank J. Rizzo
Patented Case View Patent ↗
Granted: Mar 15, 1988 Filed: Nov 4, 1986
Inventors
John E. Stulga
Frank J. Rizzo
Assignee (at issue)
Crucible Materials 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,731,117
App. No.
06/926,541
Filed
1986-11-04
Granted
1988-03-15
Kind
A