Patent Assignment
Reel/Frame 010928/0253
Assignment of Assignor's Interest
Recorded: 2000-07-07
Pages: 2
Assignors
SCHWETZ, KARL-ALEXANDER
Executed: 2000-06-26
SIGL, LORENZ
Executed: 2000-06-26
KEMPF, THOMAS
Executed: 2000-06-26
VICTOR, GEORG
Executed: 2000-06-26
Assignee
ELECTROSCHMELZWERK KEMPTEN GMBH
HANNS-SEIDEL-PLATZ 4, D-81737 MUNICH, GERMANY
Covered Property
(1)
Liquid-Phase-Sintered Sic Shaped Bodies with Improved Fracture Toughness and a High Electric Resistance, and Methods for Producing Same
Patent:
6,531,423 →
Application:
09/612,168 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 2, 2001
From: ELEKTROSCHMELZWERK KEMPTEN GMBH
To: WACKER-CHEMIE GMBH
Reel/Frame 011967/0056 →
Assignment of Assignor's Interest
Aug 12, 2004
From: WACKER-CHEMIE GMBH
To: ESK CERAMICS GMBH & CO. KG
Reel/Frame 014972/0772 →
Security Agreement
Sep 3, 2004
From: CERADYNE, INC.; CERADYNE ESK, LLC; ESK CERAMICS GMBH & CO. KG
To: WACHOVIA BANK, NATIONAL ASSOCIATION
Reel/Frame 015074/0158 →
Release of Security Interest
Nov 27, 2012
From: WELLS FARGO BANK, N.A., AS SUCCESSOR IN INTEREST TO WACHOVIA BANK, N.A.
To: CERADYNE, INC.; CERADYNE ESK, LLC; ESK CERAMICS GMBH & CO. KG
Reel/Frame 029358/0669 →
Assignment of Assignor's Interest
Dec 18, 2014
From: ESK CERAMICS GMBH & CO. KG
To: 3M INNOVATIVE PROPERTIES COMPANY
Reel/Frame 034540/0373 →