Covered Property (1)

Related Assignments (11)

Other recorded transfers of the patent in this record — the chain of ownership.

Assignment of Assignors Interest. Aug 31, 1990

From: STANDARD OIL COMPANY, THE, A CORP. OF OH.

To: CARBORUNDUM COMPANY, THE

Reel/Frame 005427/0663 →

Security Agreement Nov 7, 1996

From: UNIFRAX CORPORATION

To: BANK OF AMERICA ILLINOIS, AS AGENT

Reel/Frame 008126/0173 →

Change of Name Oct 4, 2000

From: CARBORUNDUM COMPANY, THE

To: UNIFRAX CORPORATION

Reel/Frame 011170/0214 →

Release of Patent Collateral Security Interest Oct 19, 2000

From: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT FOR ITSELF AND OTHER LENDERS (FORMERLY KNOWN AS BANK OF AMERICA ILLINOIS)

To: UNIFRAX CORPORATION

Reel/Frame 011238/0639 →

Security Interest Oct 19, 2000

From: UNIFRAX CORPORATION

To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT FOR ITSELF AND OTHERS LENDERS

Reel/Frame 011238/0647 →

Security Interest Sep 15, 2003

From: UNIFRAX CORPORATION

To: WACHOVIA BANK NATIONAL ASSOCIATION

Reel/Frame 014491/0473 →

Release of Security Interest Sep 15, 2003

From: BANK OF AMERICA, N.A.

To: UNIFRAX CORPORATION

Reel/Frame 014475/0588 →

Release and Assignment of Security Interest Jul 6, 2006

From: WACHOVIA BANK NATIONAL ASSOCIATION

To: UNIFRAX CORPORATION

Reel/Frame 017882/0263 →

Security Agreement Jul 13, 2006

From: UNIFRAX HOLDING CO.; UNIFRAX CORPORATION; UFX HOLDING II CORPORATION (F/K/A ASP UNIFRAX INC.); UFX HOLDING I CORPORATION

To: WACHOVIA BANK, NATIONAL ASSOCIATION

Reel/Frame 017982/0191 →

Conversion to a Limited Liability Company/Change of Name Apr 26, 2007

From: UNIFRAX CORPORATION

To: UNIFRAX I LLC

Reel/Frame 019215/0213 →

Release of Security Interest Nov 28, 2011

From: WELLS FARGO BANK, NATIONAL ASSOCIATION AS SUCCESSOR TO WACHOVIA BANK, NATIONAL ASSOCIATION

To: UNIFRAX HOLDING CO.; UNIFRAX I LLC AS SUCCESSOR TO UNIFRAX CORPORATION; UFX HOLDING II CORPORATION (F/K/A ASP UNIFRAX INC.); UFX HOLDING I CORPORATION

Reel/Frame 027287/0275 →