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Patent Assignment Assignor Details

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Assignor Name : GREAT LAKES CARBON CORPORATION

Total Assignments: 5

Assignment: 1

Reel/Frame:	004834/0565			Pages:	4
		Recorded:	02/26/1988
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

GREAT LAKES CARBON CORPORATION

Exec Dt:

01/29/1988

Assignee

MANUFACTURERS HANOVER TRUST COMPANY, A NY BANKING CORP., AS AGENT

NEW YORK

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
4394766	NONE		06289249	4526669	NONE		06384594	4513425	NONE		06514266
4490824	NONE		06514267	4541912	NONE		06560456	4529494	NONE		06611496
4530853	NONE		06617932	4611396	NONE		06723419	4617053	NONE		06778456
4689799	NONE		06781062	4626333	NONE		06823438

Correspondence name and address
	ANITA WALTER/FED. DOCUMENT RETRIEVAL
	514 C ST. NE.
	WASHINGTON, DC 20002

Assignment: 2

Reel/Frame:	005016/0550			Pages:	21
		Recorded:	02/08/1989
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

GREAT LAKES CARBON CORPORATION

Exec Dt:

01/12/1989

Assignees

CHASE MANHATTAN BANK, N.A., THE, AS CO-AGENT

MANUFACTURERS HANOVER TRUST COMPANY, AS CO-AGENT

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
3681401	NONE		04603730	3651179	NONE		04842822	3666847	NONE		04874848
3676535	NONE		04874849	3671285	NONE		05015283	3684465	NONE		05058607
3682797	NONE		05077558	3811917	NONE		05078061	3668110	NONE		05084883
3718493	NONE		05084896	3717911	NONE		05113995	3811927	NONE		05122993
3711886	NONE		05126437	3746560	NONE		05128166	3762886	NONE		05152605
3771886	NONE		05176013	3771889	NONE		05176145	3771887	NONE		05176146
3812240	NONE		05188941	3776829	NONE		05192563	3787541	NONE		05192639
3771888	NONE		05214307	3943213	NONE		05224247	3837904	NONE		05230447
3836434	NONE		05238304	3869302	NONE		05276990	3822218	NONE		05289098
3814828	NONE		05312809	3842165	NONE		05335996	3844901	NONE		05342396
3989802	NONE		05343587	3896556	NONE		05374788	3880359	NONE		05463581
4041116	NONE		05488566	3953928	NONE		05571850	4027525	NONE		05579493
4001469	NONE		05580775	4053365	NONE		05637068	4086380	NONE		05738671
4144383	NONE		05838755	4143217	NONE		05838756	4127634	NONE		05866940
4160814	NONE		05882336	4175723	NONE		05892998	4152533	NONE		05900717
4169120	NONE		05906268	4233378	NONE		05968571	4216262	NONE		06041703
4308177	NONE		06069846	4233148	NONE		06080430	4294610	NONE		06093547
4284612	NONE		06115683	4283375	NONE		06115684	4248844	NONE		06115690
4375340	NONE		06132633	4312745	NONE		06135716	4334980	NONE		06135717
4312763	NONE		06138141	4279612	NONE		06143083	4291008	NONE		06163806
4376029	NONE		06186181	4332856	NONE		06192069	4369171	NONE		06241435
4379033	NONE		06241536	4439382	NONE		06287124	4377463	NONE		06287127
4465581	NONE		06287129	4394766	NONE		06289249	4411748	NONE		06303635
4413860	NONE		06315143	4475207	NONE		06315161	4466997	NONE		06337376
4526669	NONE		06384594	4451926	NONE		06404827	4417344	NONE		06404828
4416014	NONE		06404829	4427540	NONE		06439912	4439491	NONE		06442651
4487863	NONE		06443752	4491510	NONE		06460891	4430189	NONE		06463967
4443314	NONE		06475951	4461159	NONE		06480458	4472258	NONE		06491089
4484997	NONE		06501632	4513425	NONE		06514266	4490824	NONE		06514267
4490244	NONE		06534489	4462889	NONE		06540885	4495049	NONE		06554068
4541912	NONE		06560456	4500401	NONE		06565925	4529494	NONE		06611496
4530853	NONE		06617932	4611396	NONE		06723419	4728535	NONE		06742672
4617053	NONE		06778456	4802188	NONE		06780518	4689799	NONE		06781062
4626333	NONE		06823438	4782586	NONE		07172958	4891279	NONE		07183303

Correspondence name and address
	PEARNE, GORDON, MCCOY & GRANGER
	1200 LEADER BUILDING
	CLEVELAND, OHIO 44114-1401

Assignment: 3

Reel/Frame:	005277/0858			Pages:	3
		Recorded:	04/16/1990
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Assignor

GREAT LAKES CARBON CORPORATION

Exec Dt:

01/03/1990

Assignee

AKZO N.V., ARNHEM, THE NETHERLANDS

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
3533743	NONE		04732745	3595946	NONE		04734257	3607059	NONE		04812680
3671285	NONE		05015283	3633835	NONE		05053885	3811917	NONE		05078061
3718493	NONE		05084896	3811927	NONE		05122993	3746560	NONE		05128166
3776829	NONE		05192563	3787541	NONE		05192639	3943213	NONE		05224247
3837904	NONE		05230447	3989802	NONE		05343587	4041116	NONE		05488566
4216262	NONE		06041703	4279612	NONE		06143083	4413860	NONE		06315143
4466997	NONE		06337376	4487863	NONE		06443752	4461159	NONE		06480458

Correspondence name and address
	WILLIAM P. BERRIDGE
	OLIFF & BERRIDGE
	277 SOUTH WASHINGTON STREET
	ALEXANDRIA, VA 22314

Assignment: 4

Reel/Frame:	009586/0001			Pages:	85
		Recorded:	11/06/1998
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

GREAT LAKES CARBON CORPORATION

Exec Dt:

05/22/1998

Assignee

BANKERS TRUST COMPANY

ONE BANKERS TRUST PLAZA

130 LIBERTY STREET

NEW YORK, NEW YORK 10006

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
3762886	NONE		05152605	4233378	NONE		05968571	4308177	NONE		06069846
4233148	NONE		06080430	4294610	NONE		06093547	4283375	NONE		06115684
4248844	NONE		06115690	4375340	NONE		06132633	4312745	NONE		06135716
4334980	NONE		06135717	4312763	NONE		06138141	4284614	NONE		06145641
4291008	NONE		06163806	4376029	NONE		06186181	4332856	NONE		06192069
4379033	NONE		06241536	4439382	NONE		06287124	4377463	NONE		06287127
4394766	NONE		06289249	4413860	NONE		06315143	4475207	NONE		06315161
4466997	NONE		06337376	4439491	NONE		06442651	4487863	NONE		06443752
4461159	NONE		06480458	4611396	NONE		06723419	4728535	NONE		06742672
4617053	NONE		06778456	4802188	NONE		06780518	4626333	NONE		06823438
4891279	NONE		07183303	1148887	NONE		UNAVAILABLE

Correspondence name and address
	WHITE & CASE LLP
	KIMBERLY V. MILLER
	1155 AVENUE OF THE AMERICAS
	NEW YORK, NY 10036-2787

Assignment: 5

Reel/Frame:	011277/0039			Pages:	5
		Recorded:	11/08/2000
Conveyance:	CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).

Assignor

GREAT LAKES CARBON CORPORATION

Exec Dt:

10/23/2000

Assignee

SIGRI GREAT LAKES CARBON CORPORATION

8600 BILL FICKLEN DRIVE

CHARLOTTE, NORTH CAROLINA 28269

Properties

Pat #

Pub #

Intl #

App #

Pat #

Pub #

Intl #

App #

4439382

NONE

06287124

4891279

NONE

07183303

Correspondence name and address
	SGL CARBON, LLC
	ANNA K. BLACKWELDER
	P.O. BOX 563960
	CHARLOTTE, NC 28256-3920

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