IP Library › Assignment 019781/0518
Patent Assignment
Reel/Frame 019781/0518

Assignment of Assignor's Interest

Recorded: 2007-08-14 Pages: 5
Assignor
CRUCIBLE MATERIALS CORPORATION
Executed: 2007-08-10
Assignee
PLYMOUTH TUBE COMPANY
29 W 150 WARRENVILLE ROAD, WARRENVILLE, ILLINOIS, 60555
Covered Properties (2)
Austenitic Stainless Steel Article Having a Passivated Surface Layer
Patent: 6,228,445 →
Application: 09/286,672 →
Method for Producing Welded Tubing Having a Uniform Microstructure
Patent: 6,419,768 →
Application: 09/770,211 →
Publication: US 2002/0100524
Related Assignments (5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 6, 1999
From: TVERBERG, JOHN C.
To: CRUCIBLE MATERIALS CORPORATION
Reel/Frame 009890/0635 →
Assignment of Assignor's Interest Jan 29, 2001
From: TVERBERG, JONN C.
To: CRUCIBLE MATERIALS CORPORATION
Reel/Frame 011490/0320 →
Security Interest Oct 15, 2002
From: CRUCIBLE MATERIALS CORPORATION
To: PNC BANK, NATIONAL ASSOCIATION, AS AGENT FOR THE LENDERS
Reel/Frame 013169/0382 →
Patent Security Agreement and Collateral Assignment Aug 19, 2004
From: CRUCIBLE MATERIALS CORPORATION
To: CONGRESS FINANCIAL CORPORATION (NEW ENGLAND)
Reel/Frame 015074/0062 →
Termination of Security Interest for Patents Aug 30, 2004
From: PNC BANK, NATIONAL ASSOCIATION
To: CRUCIBLE MATERIALS CORPORATION
Reel/Frame 015093/0670 →