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Patent Assignment Details

NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:	008907/0807			Pages:	6
		Recorded:	01/26/1998
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 104
Page 1 of 2
Pages: 1 2

Patent #:	4242530	Issue Dt:	12/30/1980	Application #:	05928397	Filing Dt:	07/27/1978
Title:	PROCESS FOR SEPARATING ISOBUTENE FROM C4 STREAMS

Patent #:	4250052	Issue Dt:	02/10/1981	Application #:	05940466	Filing Dt:	09/08/1978
Title:	CATALYST STRUCTURE

Patent #:	4232177	Issue Dt:	11/04/1980	Application #:	06013559	Filing Dt:	02/21/1979
Title:	CATALYTIC DISTILLATION PROCESS

Patent #:	4215011	Issue Dt:	07/29/1980	Application #:	06013730	Filing Dt:	02/21/1979
Title:	PROCESS FOR SEPARATING ISOBUTENE FROM C4 STREAMS

Patent #:	4307254	Issue Dt:	12/22/1981	Application #:	06124433	Filing Dt:	02/25/1980
Title:	CATALYTIC DISTILLATION PROCESS

Patent #:	4302356	Issue Dt:	11/24/1981	Application #:	06168658	Filing Dt:	07/11/1980
Title:	PROCESS FOR SEPARATING ISOBUTENE FROM C4 STREAMS

Patent #:	4336407	Issue Dt:	06/22/1982	Application #:	06234653	Filing Dt:	02/17/1981
Title:	CATALYTIC DISTILLATION PROCESS

Patent #:	4375576	Issue Dt:	03/01/1983	Application #:	06287193	Filing Dt:	07/27/1981
Title:	ENHANCED DIISOBUTENE PRODUCTION IN THE PRESENCE OF METHYL TERTIARY BUTYL ETHER

Patent #:	4443559	Issue Dt:	04/17/1984	Application #:	06307120	Filing Dt:	09/30/1981
Title:	CATALYTIC DISTILLATION STRUCTURE

Patent #:	4439350	Issue Dt:	03/27/1984	Application #:	06390395	Filing Dt:	06/21/1982
Title:	CONTACT STRUCTURE FOR USE IN CATALYTIC DISTILLATION

Patent #:	4482775	Issue Dt:	11/13/1984	Application #:	06421588	Filing Dt:	09/22/1982
Title:	ISOMERIZATION OF C4 ALKENES

Patent #:	4510336	Issue Dt:	04/09/1985	Application #:	06435459	Filing Dt:	10/20/1982
Title:	TRANSETHERIFICATION METHOD

Patent #:	4447668	Issue Dt:	05/08/1984	Application #:	06496983	Filing Dt:	05/25/1983
Title:	PROCESS FOR PRODUCING HIGH PURITY ISOOLEFINS AND DIMERS THEREOF BY DISSOCIATION OF ETHERS

Patent #:	4504687	Issue Dt:	03/12/1985	Application #:	06529926	Filing Dt:	09/07/1983
Title:	METHOD FOR ETHERIFICATIONS

Patent #:	4536373	Issue Dt:	08/20/1985	Application #:	06543440	Filing Dt:	10/19/1983
Title:	CONTACT STRUCTURE FOR USE IN CATALYTIC DISTILLATION

Patent #:	4551567	Issue Dt:	11/05/1985	Application #:	06648071	Filing Dt:	09/07/1984
Title:	DEETHERIFICATION PROCESS

Patent #:	4629710	Issue Dt:	12/16/1986	Application #:	06684964	Filing Dt:	12/20/1984
Title:	RESIN CATALYSTS AND METHOD OF PREPARATION

Patent #:	4950803	Issue Dt:	08/21/1990	Application #:	07058698	Filing Dt:	06/01/1987
Title:	ETHERIFICATION PROCESS

Patent #:	4849569	Issue Dt:	07/18/1989	Application #:	07258892	Filing Dt:	10/17/1988
Title:	ALKYLATION OF ORGANIC AROMATIC COMPOUNDS

Patent #:	4918243	Issue Dt:	04/17/1990	Application #:	07263812	Filing Dt:	10/28/1988
Title:	HEAT INTEGRATION PROCESS

Patent #:	5003124	Issue Dt:	03/26/1991	Application #:	07268074	Filing Dt:	10/31/1988
Title:	OLIGOMERIZATION PROCESS

Patent #:	5019669	Issue Dt:	05/28/1991	Application #:	07321359	Filing Dt:	03/10/1989
Title:	ALKYLATION OF ORGANIC AROMATIC COMPOUNDS

Patent #:	5133942	Issue Dt:	07/28/1992	Application #:	07362494	Filing Dt:	06/07/1989
Title:	DISTILLATION COLUMN REACTOR WITH CATALYST REPLACEMENT APPARATUS

Patent #:	4978807	Issue Dt:	12/18/1990	Application #:	07373232	Filing Dt:	06/29/1989
Title:	METHOD FOR THE PREPARATION OF METHYL TERTIARY BUTYL ETHER

Patent #:	4950834	Issue Dt:	08/21/1990	Application #:	07385443	Filing Dt:	07/26/1989
Title:	ALKYLATION OF ORGANIC AROMATIC COMPOUNDS IN A DUAL BED SYSTEM

Patent #:	4982022	Issue Dt:	01/01/1991	Application #:	07399259	Filing Dt:	08/28/1989
Title:	PROCESS FOR THE PREPARATION OF TERTIARY ALCOHOLS

Patent #:	5055627	Issue Dt:	10/08/1991	Application #:	07405130	Filing Dt:	09/11/1989
Title:	PROCESS FOR THE PREPARATION OF CUMENE

Patent #:	5057468	Issue Dt:	10/15/1991	Application #:	07526444	Filing Dt:	05/21/1990
Title:	CATALYTIC DISTILLATION STRUCTURE

Patent #:	5122236	Issue Dt:	06/16/1992	Application #:	07526458	Filing Dt:	05/21/1990
Title:	METHOD FOR REMOVAL OF DIMETHYL ETHER AND METHANOL FROM C4 HYDROCARBON STREAMS

Patent #:	5130102	Issue Dt:	07/14/1992	Application #:	07535578	Filing Dt:	06/11/1990
Title:	CATALYTIC DISTILLATION REACTOR

Patent #:	5043506	Issue Dt:	08/27/1991	Application #:	07583161	Filing Dt:	09/17/1990
Title:	PROCESS FOR THE ALKYLATION OF ORGANIC AROMTIC COMPOUNDS IN THE PRESENCE OF INERT ALIPHATIC COMPOUNDS

Patent #:	5262012	Issue Dt:	11/16/1993	Application #:	07584649	Filing Dt:	09/19/1990
Title:	CATALYTIC DISTILLATION SYSTEM

Patent #:	5113031	Issue Dt:	05/12/1992	Application #:	07611104	Filing Dt:	11/09/1990
Title:	AROMATIC ALKYLATION PROCESS

Patent #:	5086193	Issue Dt:	02/04/1992	Application #:	07611105	Filing Dt:	11/09/1990
Title:	AROMATIC ALKYLATION PROCESS

Patent #:	5118873	Issue Dt:	06/02/1992	Application #:	07615326	Filing Dt:	11/19/1990
Title:	PROCESS FOR THE PREPARATION OF MTBE

Patent #:	5080871	Issue Dt:	01/14/1992	Application #:	07620628	Filing Dt:	12/03/1990
Title:	APPARATUS FOR ALKYLATION OF ORGANIC AROMATIC COMPOUNDS

Patent #:	5177289	Issue Dt:	01/05/1993	Application #:	07666847	Filing Dt:	03/08/1991
Title:	METHODS FOR CONDUCTING EXOTHERMIC REACTIONS

Patent #:	5118872	Issue Dt:	06/02/1992	Application #:	07681323	Filing Dt:	04/04/1991
Title:	PROCESS FOR CONDUCTING HETEROGENEOUS CHEMICAL REACTIONS

Patent #:	5120403	Issue Dt:	06/09/1992	Application #:	07689981	Filing Dt:	04/08/1991
Title:	METHOD FOR OPERATING A CATALYTIC DISTILLATION PROCESS

Patent #:	5243115	Issue Dt:	09/07/1993	Application #:	07690373	Filing Dt:	04/22/1991
Title:	ALKYLATION OF ORGANIC AROMATIC COMPOUNDS

Patent #:	5087780	Issue Dt:	02/11/1992	Application #:	07701696	Filing Dt:	05/14/1991
Title:	HYDROISOMERIZATION PROCESS

Patent #:	5176883	Issue Dt:	01/05/1993	Application #:	07702344	Filing Dt:	05/13/1991
Title:	ALKYLATION OF ORGANIC AROMATIC COMPOUNDS

Patent #:	5190730	Issue Dt:	03/02/1993	Application #:	07728041	Filing Dt:	07/08/1991
Title:	REACTOR FOR EXOTHERMIC REACTIONS

Patent #:	5198196	Issue Dt:	03/30/1993	Application #:	07733654	Filing Dt:	07/22/1991
Title:	A METHOD FOR REMOVING AND REPLACING CATALYST IN A DISTILLATION COLUMN REACTOR

Patent #:	5204064	Issue Dt:	04/20/1993	Application #:	07742582	Filing Dt:	08/07/1991
Title:	APPARATUS FOR CONDUCTING A CATALYTIC DISTILLATION PROCESS

Patent #:	5189001	Issue Dt:	02/23/1993	Application #:	07763525	Filing Dt:	09/23/1991
Title:	CATALYTIC DISTILLATION STRUCTURE

Patent #:	5221441	Issue Dt:	06/22/1993	Application #:	07770851	Filing Dt:	10/04/1991
Title:	METHOD FOR OPERATING A CATALYTIC DISTILLATION PROCESS

Patent #:	5476978	Issue Dt:	12/19/1995	Application #:	07796022	Filing Dt:	11/22/1991
Title:	PROCESS FOR THE PREPARATION OF ETHYL BENZENE

Patent #:	5215725	Issue Dt:	06/01/1993	Application #:	07829374	Filing Dt:	02/03/1992
Title:	AROMATIC ALKYLATION PROCESS

Patent #:	5262576	Issue Dt:	11/16/1993	Application #:	07837113	Filing Dt:	02/19/1992
Title:	METHOD FOR THE ALKYLATION OR ORGANIC AROMATIC COMPOUNDS

Patent #:	5345006	Issue Dt:	09/06/1994	Application #:	07840267	Filing Dt:	02/24/1992
Title:	METHOD AND APPARATUS FOR OPERATING A CATALYTIC DISTILLATIION PROCESS

Patent #:	5231234	Issue Dt:	07/27/1993	Application #:	07860174	Filing Dt:	03/30/1992
Title:	TWO STAGE PRODUCTION OF ETHER FROM TERTIARY ALCOHOL

Patent #:	5338517	Issue Dt:	08/16/1994	Application #:	07884378	Filing Dt:	05/18/1992
Title:	CATALYTIC DISTILLATION COLUMN REACTOR AND TRAY

Patent #:	5266546	Issue Dt:	11/30/1993	Application #:	07901771	Filing Dt:	06/22/1992
Title:	CATALYTIC DISTILLATION STRUCTURE

Patent #:	5248836	Issue Dt:	09/28/1993	Application #:	07962296	Filing Dt:	10/16/1992
Title:	PROCESS FOR THE PREPARATION OF ETBE

Patent #:	5248837	Issue Dt:	09/28/1993	Application #:	07964496	Filing Dt:	10/21/1992
Title:	METHOD FOR CONTROLLING CATALYTIC DISTILLATION ETHERIFICATIONS

Patent #:	5510089	Issue Dt:	04/23/1996	Application #:	07968393	Filing Dt:	10/29/1992
Title:	A METHOD FOR OPERATING A DISTILLATION COLUMN REACTOR

Patent #:	5336841	Issue Dt:	08/09/1994	Application #:	08042716	Filing Dt:	04/05/1993
Title:	OXYGENATE REMOVAL IN MTBE PROCESS

Patent #:	5321181	Issue Dt:	06/14/1994	Application #:	08063130	Filing Dt:	05/17/1993
Title:	ALKYLATION OF ORGANIC AROMATIC COMPOUNDS

Patent #:	5348710	Issue Dt:	09/20/1994	Application #:	08075328	Filing Dt:	06/11/1993
Title:	CATALYTIC DISTILLATION STRUCTURE

Patent #:	5321163	Issue Dt:	06/14/1994	Application #:	08118311	Filing Dt:	09/09/1993
Title:	MULTI-PURPOSE CATALYTIC DISTILLATION COLUMN AND ETHERIFICATION PROCESS USING SAME

Patent #:	5313005	Issue Dt:	05/17/1994	Application #:	08120644	Filing Dt:	09/13/1993
Title:	METHOD FOR CONTROLLING CATALYTIC DISTILLATION ETHERIFICATIONS

Patent #:	5446231	Issue Dt:	08/29/1995	Application #:	08185121	Filing Dt:	01/24/1994
Title:	METHOD FOR REMOVING CONTAMINANTS FROM HYDROCARBON STREAMS

Patent #:	5431890	Issue Dt:	07/11/1995	Application #:	08188803	Filing Dt:	01/31/1994
Title:	CATALYTIC DISTILLATION STRUCTURE

Patent #:	5431888	Issue Dt:	07/11/1995	Application #:	08188933	Filing Dt:	03/14/1994
Title:	MULTI-PURPOSE CATALYTIC DISTILLATION COLUMN

Patent #:	5430197	Issue Dt:	07/04/1995	Application #:	08199801	Filing Dt:	02/22/1994
Title:	RECOVERY OF ALCOHOL FROM HYDROCARBON STREAMS

Patent #:	5446223	Issue Dt:	08/29/1995	Application #:	08247896	Filing Dt:	05/23/1994
Title:	ALKYLATION OF ORGANIC AROMATIC COMPOUNDS

Patent #:	5457277	Issue Dt:	10/10/1995	Application #:	08258934	Filing Dt:	06/13/1994
Title:	MULTIPLE REBOILER SYSTEM

Patent #:	5421972	Issue Dt:	06/06/1995	Application #:	08263264	Filing Dt:	06/21/1994
Title:	PROCESS AND APPARATUS FOR REMOVING SOLUBLE CONTAMINANTS FROM HYDROCARBON STREAMS

Patent #:	5629451	Issue Dt:	05/13/1997	Application #:	08268811	Filing Dt:	06/30/1994
Title:	REDUCTION OF NITRILE CONTAMINANTS BY SELECTIVE HYDROGENATION

Patent #:	5523062	Issue Dt:	06/04/1996	Application #:	08333752	Filing Dt:	11/03/1994
Title:	CATALYTIC DISTILLATION DISTRIBUTION STRUCTURE

Patent #:	5510568	Issue Dt:	04/23/1996	Application #:	08353724	Filing Dt:	12/12/1994
Title:	PROCESS FOR THE REMOVAL OF MERCAPTANS AND HYDROGEN SULFIDE FROM HYDROCARBON STREAMS

Patent #:	5773670	Issue Dt:	06/30/1998	Application #:	08398690	Filing Dt:	03/06/1995
Title:	HYDROGENATION OF UNSATURATED CYCLIC COMPOUNDS

Patent #:	5599997	Issue Dt:	02/04/1997	Application #:	08404095	Filing Dt:	03/14/1995
Title:	PROCESS FOR THE PRODUCTION OF CYCLOHEXYL AMINE

Patent #:	5554264	Issue Dt:	09/10/1996	Application #:	08426986	Filing Dt:	04/24/1995
Title:	MULTIPLE REBOILER SYSTEM

Patent #:	5600049	Issue Dt:	02/04/1997	Application #:	08456693	Filing Dt:	06/01/1995
Title:	PROCESS FOR DEPROPANIZING BENZENE

Patent #:	5595634	Issue Dt:	01/21/1997	Application #:	08500101	Filing Dt:	07/10/1995
Title:	PROCESS FOR SELECTIVE HYDROGENATION OH HIGHLY UNSATURATED COMPOUNDS AND ISOMERIZATION OF OLEFINS IN HYDROCARBON STREAMS

Patent #:	5597476	Issue Dt:	01/28/1997	Application #:	08519736	Filing Dt:	08/28/1995
Title:	GASOLINE DESULFURIZATION PROCESS

Patent #:	5730843	Issue Dt:	03/24/1998	Application #:	08580822	Filing Dt:	12/29/1995
Title:	CATALYTIC DISTILLATION STRUCTURE

Patent #:	5847251	Issue Dt:	12/08/1998	Application #:	08600250	Filing Dt:	02/12/1996
Title:	MULTIBED TRANSALKYLATOR AND PROCESS

Patent #:	5628880	Issue Dt:	05/13/1997	Application #:	08600251	Filing Dt:	02/12/1996
Title:	ETHERIFICATION - HYDROGENATION PROCESS

Patent #:	5684213	Issue Dt:	11/04/1997	Application #:	08621221	Filing Dt:	03/25/1996
Title:	METHOD FOR THE PREPARATION OF DIALKYL ETHERS

Patent #:	5679862	Issue Dt:	10/21/1997	Application #:	08621451	Filing Dt:	03/25/1996
Title:	AMINATION PROCESS

Patent #:	5792428	Issue Dt:	08/11/1998	Application #:	08650326	Filing Dt:	05/20/1996
Title:	APPARATUS FOR CONDUCTING EXOTHERMIC REACTIONS

Patent #:	5856602	Issue Dt:	01/05/1999	Application #:	08711101	Filing Dt:	09/09/1996
Title:	SELECTIVE HYDROGENATION OF AROMATICS CONTAINED IN HYDROCARBON STREAMS

Patent #:	5877363	Issue Dt:	03/02/1999	Application #:	08717934	Filing Dt:	09/23/1996
Title:	PROCESS FOR CONCURRENT SELECTIVE HYDROGENATION OF ACETYLENES AND 1,2 BUTADIENE IN HYDROCARBON STREAMS

Patent #:	5961815	Issue Dt:	10/05/1999	Application #:	08717935	Filing Dt:	09/23/1996
Title:	HYDROCONVERSION PROCESS

Patent #:	5807477	Issue Dt:	09/15/1998	Application #:	08717936	Filing Dt:	09/23/1996
Title:	PROCESS FOR THE TREATMENT OF LIGHT NAPHTHA HYDROCARBON STREAMS

Patent #:	5837130	Issue Dt:	11/17/1998	Application #:	08735234	Filing Dt:	10/22/1996
Title:	CATALYTIC DISTILLATION REFINING

Patent #:	5942456	Issue Dt:	08/24/1999	Application #:	08762323	Filing Dt:	12/09/1996
Title:	MULTI-FUNCTIONAL CATALYTIC DISTILLATION STRUCTURE

Patent #:	5763714	Issue Dt:	06/09/1998	Application #:	08780254	Filing Dt:	01/08/1997
Title:	PROCESS AND APPARATUS FOR THE PRODUCTION AND RECOVERY OF P-XYLENE

Patent #:	5886055	Issue Dt:	03/23/1999	Application #:	08782128	Filing Dt:	01/13/1997
Title:	PROCESS FOR PRODUCTION OF METHANOL

Patent #:	5756872	Issue Dt:	05/26/1998	Application #:	08789650	Filing Dt:	01/27/1997
Title:	PROCESS FOR THE TREATMENT OF FCCU OFF GAS

Patent #:	5792891	Issue Dt:	08/11/1998	Application #:	08792980	Filing Dt:	02/03/1997
Title:	INTEGRATED PROCESS FOR THE PRODUCTION OF TAME

Patent #:	5741930	Issue Dt:	04/21/1998	Application #:	08796517	Filing Dt:	04/28/1997
Title:	REDUCTION OF NITRILE CONTAMINANTS BY SELECTIVE HYDROGENATION

Patent #:	5779883	Issue Dt:	07/14/1998	Application #:	08819491	Filing Dt:	03/17/1997
Title:	HYDRODESULFURIZATION PROCESS UTILIZING A DISTILLATION COLUMN REALTOR

Patent #:	5894076	Issue Dt:	04/13/1999	Application #:	08854731	Filing Dt:	05/12/1997
Title:	PROCESS FOR ALKYLATION OF BENZENE

Patent #:	5811623	Issue Dt:	09/22/1998	Application #:	08872003	Filing Dt:	06/09/1997
Title:	OLEFIN SKELETAL ISOMERIZATION PROCESS

Patent #:	5919989	Issue Dt:	07/06/1999	Application #:	08880145	Filing Dt:	06/20/1997
Title:	ETHERIFICATION PROCESS

100

Patent #:	6013848	Issue Dt:	01/11/2000	Application #:	08889729	Filing Dt:	07/08/1997
Title:	CONVERSION OF HEAVY POLYALKYLAROMATIC COMPOUNDS

Assignor

CHEMICAL RESEARCH & LICENSING COMPANY

Exec Dt:

01/15/1998

Assignee

CATALYTIC DISTILLATION TECHNOLOGIES

10100 BAY AREA BOULEVARD

PASADENA, TEXAS 77507

Correspondence name and address
	KENNETH H. JOHNSON
	P.O. BOX 630708
	HOUSTON, TX 77263

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