IP Library Assignment 006431/0893
Patent Assignment
Reel/Frame 006431/0893

Assignment of Assignors Interest.

Recorded: 1993-01-12 Pages: 3
Assignors
STEINDL, LUDWIG
Executed: 1992-05-01
LEHR, MATTHIAS
Executed: 1992-05-05
Assignee
DANNHARDT, GERD
KONIGSBERGERSTRASSE 26A, D-6236 ESCHBORN 2, GERMANY
Covered Property (1)
Recovery of Cerium from Fluoride-Containing Ores
Patent: 5,207,995 →
Application: 07/584,729 →
Related Assignments (6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Jan 12, 1992
From: BOSSERMAN, PAULA J.
To: UNION OIL COMPANY OF CALIFORNIA
Reel/Frame 006372/0814 →
Nunc Pro Tunc Assignment Oct 16, 2008
From: UNION OIL COMPANY OF CALIFORNIA
To: RARE EARTH ACQUISITIONS LLC
Reel/Frame 021691/0349 →
Change of Name Mar 4, 2009
From: RARE EARTH ACQUISITIONS LLC
To: MOLYCORP MINERALS, LLC
Reel/Frame 022331/0967 →
Security Agreement Jun 11, 2012
From: MOLYCORP MINERALS, LLC
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 028355/0440 →
Assignment of Assignor's Interest Apr 21, 2016
From: MOLYCORP MINERALS, LLC; PP IV MOUNTAIN PASS II, INC.; PP IV MOUNTAIN PASS INC.; RCF IV SPEEDWAGON INC.
To: SECURE NATURAL RESOURCES LLC
Reel/Frame 038340/0265 →
Corrective Assignment to Correct the Assignee's Address Previously Recorded on Reel 038340 Frame 0265. Assignor(S) Hereby Confirms the Assignment. May 3, 2016
From: MOLYCORP MINERALS, LLC; PP IV MOUNTAIN PASS II, INC.; PP IV MOUNTAIN PASS INC.; RCF IV SPEEDWAGON INC.
To: SECURE NATURAL RESOURCES LLC
Reel/Frame 038596/0138 →