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Patent Assignment Assignee Details

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Assignee Name : NORCHEM, INC.

Total Assignments: 3

Assignment: 1

Reel/Frame:	004476/0867			Pages:	6
		Recorded:	11/05/1985
Conveyance:	CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).

Assignor

NORTHERN PETROCHEMICAL COMPANY

Exec Dt:

04/09/1985

Assignee

NORCHEM, INC.

ILLINOIS

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
3756758	NONE		04841923	3780011	NONE		05132907	3873643	NONE		05316230
3882194	NONE		05327065	3788536	NONE		05346355	3882096	NONE		05394330
3876554	NONE		05414177	3884832	NONE		05439248	3953413	NONE		05478879
4185067	NONE		05509097	3986983	NONE		05517544	4020092	NONE		05527602
3928304	NONE		05534874	3941761	NONE		05535190	4031298	NONE		05591942
4016343	NONE		05607012	4041224	NONE		05633507	4041225	NONE		05645284
4035561	NONE		05662863	4053437	NONE		05664030	4032600	NONE		05670082
4128500	NONE		05674450	4196098	NONE		05694780	4096093	NONE		05699536
4064336	NONE		05738554	4071673	NONE		05738555	4233367	NONE		05757140
4117217	NONE		05796842	4147849	NONE		05797123	4087587	NONE		05808079
4087588	NONE		05808080	4298712	NONE		05820611	4146694	NONE		05830410
4114217	NONE		05834387	4150208	NONE		05851182	4199546	NONE		05887668
4423117	NONE		05909298	4173548	NONE		05915056	4206297	NONE		05922670
4184979	NONE		05925417	4218345	NONE		06003117	4224428	NONE		06008757
4194074	NONE		06021994	4246137	NONE		06044004	4263171	NONE		06063111
4284527	NONE		06087702	4268418	NONE		06095470	4262102	NONE		06100830
4530913	NONE		06112560	4279780	NONE		06141570	4303770	NONE		06166109
4578440	NONE		06180481	4383096	NONE		06203713	4335016	NONE		06237297
4359403	NONE		06253732	4402861	NONE		06260802	4378304	NONE		06270004
4530912	NONE		06270410	4374753	NONE		06287950	4409364	NONE		06327278
4404343	NONE		06329967	4446288	NONE		06337151	4590246	NONE		06343201
4452942	NONE		06350265	4455386	NONE		06363105	4394485	NONE		06363894
4460745	NONE		06372209	4478988	NONE		06381730	4395523	NONE		06382488
4383119	NONE		06384885	4499198	NONE		06433369	4458058	NONE		06433547
4416944	NONE		06452872	4419408	NONE		06452873	RE31761	NONE		06458520
4524141	NONE		06487454	4472555	NONE		06493797	4477532	NONE		06493798
4476243	NONE		06501779	4460632	NONE		06505222	4487885	NONE		06510292
4430135	NONE		06510419	4510299	NONE		06518776	4490514	NONE		06524012
4486469	NONE		06540005	4558105	NONE		06558928	4481262	NONE		06576023
4575532	NONE		06578111	5006619	NONE		06583482	4544646	NONE		06590157
4675471	NONE		06635661	4567243	NONE		06665612	4537836	NONE		06677843
4634744	NONE		06689953

Correspondence name and address
	WOOD, DALTON, PHILLIPS ET AL
	20 N. WACKER DR. RM 2200
	CHICAGO, IL 60606

Assignment: 2

Reel/Frame:	004759/0066			Pages:	8
		Recorded:	06/29/1987
Conveyance:	CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). EFFECTIVE APRIL 10, 1985

Assignor

NORTHERN PETROCHEMICAL COMPANY

Exec Dt:

04/10/1985

Assignee

NORCHEM, INC.

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
3653183	NONE		05011003	4292034	NONE		06098236	4364852	NONE		06270258
4407879	NONE		06290860	4529780	NONE		06322980	4375531	NONE		06338412
4426318	NONE		06446057	4463102	NONE		06461693	4482638	NONE		06513766
4471064	NONE		06530497	4471065	NONE		06530533	4513117	NONE		06607709
4526883	NONE		06622471

Correspondence name and address
	EDWARD K. WELCH II
	USI CHEMICALS CO.
	3100 GOLF ROAD
	ROLLING MEADOWS, IL 60008

Assignment: 3

Reel/Frame:	004451/0989			Pages:	2
		Recorded:	09/03/1985
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Assignor

KIANG, WEBSTER W.

Exec Dt:

08/12/1985

Assignee

NORCHEM, INC.

Property

Pat #

Pub #

Intl #

App #

4643945

NONE

06771702

Correspondence name and address
	DONALD F. HAAS
	INTERNORTH, INC.
	2223 DODGE ST.
	OMAHA, NE 68102

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