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Trademark Assignment Assignor Details

Assignor Name : NATIONAL CHEMSEARCH CORPORATION

Total Assignments: 5

Assignment: 1

Reel/Frame:	0197/0497			Pages:	2
		Recorded:	09/21/1970
Conveyance:	ASSIGNS THE ENTIRE INTEREST AND THE GOODWILL

Assignor

NATIONAL CHEMSEARCH CORPORATION

Exec Dt:	09/09/1970
Entity Type:	CORPORATION
Citizenship:	TEXAS

Assignee

ROHM AND HAAS COMPANY

INDEPENDENCE MALL WEST

PHILADELPHIA, PENNSYLVANIA 19105

Entity Type:	CORPORATION
Citizenship:	DELAWARE

Property

	Ser. #	Reg. #
	72087132	713782

Correspondence name and address
	ROHM AND HAAS COMPANY
	INDEPENDENCE MALL WEST
	INDEPENDENCE MALL WEST
	PHILADELPHIA, PA 19105

Assignment: 2

Reel/Frame:	0346/0604			Pages:	3
		Recorded:	04/16/1979
Conveyance:	CERTIFIED COPY OF MERGER FILED IN THE OFFICE OF THE SECRETARY OF STATE OF DELAWARE, SHOWING MERGER OF ASSIGNORS AND CHANGE OF NAME OF THE SURVIVING CORPORATION ON JULY 31, 1978, EFFECTIVE AUG. 1, 1978.

Assignors

USACHEM, INC., -MERGED INTO-

Exec Dt:	04/03/1979
Entity Type:	CORPORATION
Citizenship:	TEXAS

NATIONAL CHEMSEARCH CORPORATION, -CHANGED TO-

Exec Dt:	00/00/0000
Entity Type:	CORPORATION
Citizenship:	DELAWARE

NATIONAL CHEMSEARCH CORPORATION

Exec Dt:	04/03/1979
Entity Type:	CORPORATION
Citizenship:	DELAWARE

Assignees

NATIONAL CHEMSEARCH CORPORATION

Entity Type:	CORPORATION
Citizenship:	DELAWARE

NCH CORPORATION

Entity Type:	UNKNOWN
Citizenship:	NONE

Properties

Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #
72034811	666113	72062476	685666	72094735	738371	72095056	717378	72095057	717701
72103037	725504	72103038	725717	72111422	742563	72111423	734758	72111424	736269
72131699	761732	72276410	884305	72316218	959160	72316219	935783	72325527	906909
72328144	901715	72331969	907307	72350668	912180	72350669	938493	72350670	903326
72350671	918184	72350672	937749	72350675	919905	72350677	930153	72350678	917375
72350681	917376	72350683	921665	72350684	904105	72350685	917002	72350687	903717
72350690	908232	72350691	903718	72350692	922653	72350695	917377	72350697	903327
72350699	937909	72350702	937413	72350704	915347	72350710	917378	72350713	935859
72350714	936892	72350716	935068	72350717	936378	72350718	916606	72352841	921260
72354451	939332	72354452	920478	72354454	933061	72354459	935085	72354461	920958
72354471	920992	72354474	936774	72354476	921005	72354480	948824	72354481	952557
72354484	954188	72354486	936775	72354487	921006	72354488	919648	72354491	920855
72354492	921261	72354493	921262	72354494	921263	72354496	919649	72354497	939035
72354498	967194	72354501	919650	72354502	962449	72354503	921264	72354504	918378
72354505	920960	72354506	920856	72360838	902021	72360931	907790	72396714	957536
72396715	959623	72396718	960201	72396719	958820	72396720	958061	72396721	957537
72396722	957982	72396723	957983	72396724	957538	72396726	960042	72396727	958289
72396728	942594	72414182	952530	72414184	970488	72427344	964959	72427346	985784
72428638	983108	72458107	1013148	73000198	997209	73001496	1148626	73001680	1023529
73001681	996686	73001703	995535	73003314	1003693	73003323	1023531	73003324	1008657
73003327	1001946	73003329	997215	73003330	996020	73003400	1006178	73003402	999493
73003404	993282	73003406	1005689	73003407	996021	73003408	996035	73003449	1029021
73008355	1002466	73009286	992239	73009291	996028	73009292	1001950	73013559	1117035
73019062	1032652	73021165	1025066	73021982	1005208	73025908	1025035	73028491	1001420
73028492	1001421	73028495	1017836	73028496	1019132	73028497	1013980	73029160	1014553
73033267	1020855	73033281	1022457	73033524	1007766	73034039	1022998	73034040	1023075
73034376	1009800	73034377	1009423	73034378	1018653	73034381	1013971	73035527	1023079
73035528	1023034	73042084	1026022	73043270	1058839	73043534	1034573	73044041	1026023
73046275	1024053	73046277	1031869	73046502	1024059	73046503	1025592	73046923	1030451
73048174	1056839	73048452	1026001	73050654	1119868	73052110	1029064	73053444	1031882
73053445	1031147	73054140	1030530	73054504	1031116	73054505	1030537	73054527	1030478
73056286	1123085	73064916	1242449	73068720	1048767	73068721	1048818	73068722	1059746
73068849	1051646	73068969	1043920	73078701	1047976	73078767	1047941	73079036	1047950
73081555	1050682	73092415	1062056	73104371	1072047	73104372	1066060	73104373	1065613
73104378	1074854	73104384	1065614	73119492	1120291	73135547	1101089	73135548	1101117
73135549	1101910	73135550	1101140	74046273	1763653

Correspondence name and address
	LARRY R. MARGOLIES
	P.O. BOX 2107
	IRVING, TX 75060

Assignment: 3

Reel/Frame:	0610/0419			Pages:	2
		Recorded:	07/20/1988
Conveyance:	ASSIGNS THE ENTIRE INTEREST, NO GOODWILL MENTIONED

Assignor

NATIONAL CHEMSEARCH CORPORATION

Exec Dt:	07/07/1988
Entity Type:	CORPORATION
Citizenship:	DELAWARE

Assignee

ROHM AND HAAS COMPANY

INDEPENDENCE MALL WEST

PHILADELPHIA, PENNSYLVANIA 19105

Entity Type:	CORPORATION
Citizenship:	DELAWARE

Property

	Ser. #	Reg. #
	73053444	1031882

Correspondence name and address
	ROHM AND HAAS COMPANY
	INDEPENDENCE MALL WEST
	PHILADELPHIA, PA 19105

Assignment: 4

Reel/Frame:	0237/A236			Pages:	13
		Recorded:	12/11/1972
Conveyance:	MERGER 19720906TX

Assignors

NATIONAL CHEMSEARCH CORPORATION OF MISSOURI

Exec Dt:	11/27/1972
Entity Type:	UNKNOWN
Citizenship:	NONE

NATIONAL CHEMSEARCH CORPORATION OF NEW YORK, INC.

Exec Dt:	11/27/1972
Entity Type:	CORPORATION
Citizenship:	TEXAS

NATIONAL CHEMSEARCH CORPORATION SOUTHEASTERN

Exec Dt:	11/27/1972
Entity Type:	CORPORATION
Citizenship:	TEXAS

NATIONAL CHEMSEARCH CORPORATION

Exec Dt:	11/27/1972
Entity Type:	CORPORATION
Citizenship:	TEXAS

WESTERN; CERTIFIED LABORATORIES SOUTHEASTERN, INC.

Exec Dt:	11/27/1972
Entity Type:	CORPORATION
Citizenship:	TEXAS

CERTIFIED LABORATORIES OF TEXAS, INC.

Exec Dt:	11/27/1972
Entity Type:	CORPORATION
Citizenship:	TEXAS

MANTEK CORPORATION

Exec Dt:	11/27/1972
Entity Type:	CORPORATION
Citizenship:	TEXAS

KERNITE CORPORATION

Exec Dt:	11/27/1972
Entity Type:	CORPORATION
Citizenship:	TEXAS

CERTIFIED LABORATORIES OF CALIFORNIA, INC.

Exec Dt:	11/27/1972
Entity Type:	CORPORATION
Citizenship:	TEXAS

Assignee

USACHEM, INC.

Entity Type:	CORPORATION
Citizenship:	TEXAS

Property

	Ser. #	Reg. #
	72396727	958289

Correspondence name and address
	DARBY & DARBY
	405 LEXINGTON AVE.
	NEW YORK, N.Y. 10017

Assignment: 5

Reel/Frame:	0346/F604			Pages:	3
		Recorded:	04/16/1979
Conveyance:	MERGER 19780731DE

Assignors

USACHEM, INC.

Exec Dt:	04/03/1979
Entity Type:	CORPORATION
Citizenship:	TEXAS

NATIONAL CHEMSEARCH CORPORATION

Exec Dt:	04/03/1979
Entity Type:	CORPORATION
Citizenship:	DELAWARE

Assignee

NCH CORPORATION

Entity Type:	UNKNOWN
Citizenship:	NONE

Property

	Ser. #	Reg. #
	72354486	936775

Correspondence name and address
	LARRY R. MARGOLIES
	P.O. BOX 2107
	IRVING, TEXAS 75060

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