USPTO Assignments on the Web

	United States Patent and Trademark Office
	Home\|Site Index\|Search\|Guides\|Contacts\|eBusiness\|eBiz alerts\|News\|Help

Assignments on the Web > Patent Query

Patent Assignment Details

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

Reel/Frame:	010506/0869			Pages:	36
		Recorded:	12/30/1999
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 65

Patent #:	4257997	Issue Dt:	03/24/1981	Application #:	06044801	Filing Dt:	06/01/1979
Title:	SOLVENT STRETCH PROCESS FOR PREPARING A MICROPOROUS FILM

Patent #:	4255376	Issue Dt:	03/10/1981	Application #:	06044805	Filing Dt:	06/01/1979
Title:	SOLVENT STRETCH PROCESS FOR PREPARING MICROPOROUS FILMS FROM PRECURSOR FILMS OF CONTROLLED CRYSTALLINE STRUCTURE

Patent #:	4290987	Issue Dt:	09/22/1981	Application #:	06054050	Filing Dt:	07/02/1979
Title:	PROCESS FOR PREPARING MICROPOROUS HOLLOW FIBERS

Patent #:	4311477	Issue Dt:	01/19/1982	Application #:	06106955	Filing Dt:	12/26/1979
Title:	BAG FOR CULTIVATING MUSHROOMS

Patent #:	4298666	Issue Dt:	11/03/1981	Application #:	06125195	Filing Dt:	02/27/1980
Title:	COATED OPEN-CELLED MICROPOROUS MEMBRANES

Patent #:	4359510	Issue Dt:	11/16/1982	Application #:	06174146	Filing Dt:	07/31/1980
Title:	HYDROPHILIC POLYMER COATED MICROPOROUS MEMBRANES CAPABLE OF USE AS A BATTERY SEPARATOR

Patent #:	4346142	Issue Dt:	08/24/1982	Application #:	06206975	Filing Dt:	11/14/1980
Title:	HYDROPHILIC MONOMER TREATED MICROPOROUS FILMS AND PROCESS

Patent #:	4405688	Issue Dt:	09/20/1983	Application #:	06349795	Filing Dt:	02/18/1982
Title:	MICROPOROUS HOLLOW FIBER AND PROCESS AND APPARATUS FOR PREPARING SUCH FIBER

Patent #:	4438185	Issue Dt:	03/20/1984	Application #:	06414747	Filing Dt:	09/03/1982
Title:	HYDROPHILIC POLYMER COATED MICROPOROUS MEMBRANES CAPABLE OR USE AS A BATTERY SEPARATOR

Patent #:	4541981	Issue Dt:	09/17/1985	Application #:	06504013	Filing Dt:	06/13/1983
Title:	METHOD FOR PREPARING A UNIFORM POLYOLEFINIC MICROPOROUS HOLLOW FIBER

Patent #:	4650730	Issue Dt:	03/17/1987	Application #:	06734431	Filing Dt:	05/16/1985
Title:	BATTERY SEPARATOR

Patent #:	4620956	Issue Dt:	11/04/1986	Application #:	06756527	Filing Dt:	07/19/1985
Title:	PROCESS FOR PREPARING MICROPOROUS POLYETHYLENE FILM BY UNIAXIAL COLD AND HOT STRETCHING

Patent #:	4966707	Issue Dt:	10/30/1990	Application #:	06862807	Filing Dt:	05/13/1986
Title:	LIQUID/LIQUID EXTRACTIONS WITH MICROPOROUS MEMBRANES

Patent #:	4731304	Issue Dt:	03/15/1988	Application #:	06937241	Filing Dt:	12/03/1986
Title:	BATTERY SEPARATOR

Patent #:	4938931	Issue Dt:	07/03/1990	Application #:	07054351	Filing Dt:	05/26/1987
Title:	MICROPOROUS MEMBRANE TRICKLE BED REACTOR

Patent #:	4774365	Issue Dt:	09/27/1988	Application #:	07125516	Filing Dt:	11/25/1987
Title:	PERVAPORATION PROCESS FOR SEPARATING ALCOHOLS FROM ETHERS

Patent #:	4976897	Issue Dt:	12/11/1990	Application #:	07133824	Filing Dt:	12/16/1987
Title:	COMPOSITE POROUS MEMBRANES AND METHOD OF MAKING THE SAME

Patent #:	4910106	Issue Dt:	03/20/1990	Application #:	07228883	Filing Dt:	08/05/1988
Title:	FORMATION OF HALOGENATED POLYMERIC MICROPOROUS MEMBRANES HAVING IMPROVED STRENGTH PROPERTIES

Patent #:	4957620	Issue Dt:	09/18/1990	Application #:	07271449	Filing Dt:	11/15/1988
Title:	LIQUID CHROMATOGRAPHY USING MICROPOROUS HOLLOW FIBERS

Patent #:	4973532	Issue Dt:	11/27/1990	Application #:	07333662	Filing Dt:	04/05/1989
Title:	BATTERY SEPARATOR WITH INTEGRAL THERMAL FUSE

Patent #:	5013439	Issue Dt:	05/07/1991	Application #:	07433450	Filing Dt:	11/09/1989
Title:	MICROPOROUS MEMBRANES HAVING INCREASED PORE DENSITIES AND PROCESS FOR MAKING THE SAME

Patent #:	4997603	Issue Dt:	03/05/1991	Application #:	07437052	Filing Dt:	11/15/1989
Title:	PROCESS FOR FORMATION OF HALOGENATED POLYMERIC MICROPOROUS MEMBRANES HAVING IMPROVED STRENGTH PROPERTIES

Patent #:	4973434	Issue Dt:	11/27/1990	Application #:	07443853	Filing Dt:	11/29/1989
Title:	IMMOBILIZED LIQUID MEMBRANE

Patent #:	5049275	Issue Dt:	09/17/1991	Application #:	07539096	Filing Dt:	06/15/1990
Title:	MODIFIED MICROPOROUS STRUCTURES

Patent #:	5043113	Issue Dt:	08/27/1991	Application #:	07558992	Filing Dt:	07/27/1990
Title:	PROCESS FOR FORMATION OF HALOGENATED POLYMERIC MICROPOROUS MEMBRANES HAVING IMPROVED STRENGTH PROPERTIES

Patent #:	5102552	Issue Dt:	04/07/1992	Application #:	07587891	Filing Dt:	09/25/1990
Title:	MEMBRANES FROM UV-CURABLE RESINS

Patent #:	5110326	Issue Dt:	05/05/1992	Application #:	07668356	Filing Dt:	03/12/1991
Title:	IMMOBILIZED LIQUID MEMBRANE

Patent #:	5449457	Issue Dt:	09/12/1995	Application #:	07688178	Filing Dt:	04/22/1991
Title:	LIQUID MEMBRANE MODULES WITH MINIMAL EFFECTIVE MEMBRANE THICKNESS AND METHODS OF MAKING THE SAME

Patent #:	5169529	Issue Dt:	12/08/1992	Application #:	07688180	Filing Dt:	04/22/1991
Title:	LIQUID MEMBRANE MODULES WITH MINIMAL EFFECTIVE MEMBRANE THICKNESS AND METHODS OF MAKING THE SAME

Patent #:	5281491	Issue Dt:	01/25/1994	Application #:	07808591	Filing Dt:	12/20/1991
Title:	BATTERY SEPARATOR

Patent #:	5240655	Issue Dt:	08/31/1993	Application #:	07808592	Filing Dt:	12/20/1991
Title:	PROCESS OF MAKING A BATTERY SEPARATOR

Patent #:	5160627	Issue Dt:	11/03/1992	Application #:	07815297	Filing Dt:	12/27/1991
Title:	PROCESS FOR MAKING MICROPOROUS MEMBRANES HAVING GEL-FILLED PORES, AND SEPARATIONS METHODS USING SUCH MEMBRANES

Patent #:	5264171	Issue Dt:	11/23/1993	Application #:	07816511	Filing Dt:	12/31/1991
Title:	METHOD OF MAKING SPIRAL-WOUND HOLLOW FIBER MEMBRANE FABRIC CARTRIDGES AND MODULES HAVING FLOW-DIRECTING BAFFLES

Patent #:	5186832	Issue Dt:	02/16/1993	Application #:	07917690	Filing Dt:	07/20/1992
Title:	SPIRAL-WOUND HOLLOW FIBER MEMBRANE FABRIC CARTRIDGES AND MODULES HAVING INTEGRAL TURBULENCE PROMOTERS

Patent #:	5328760	Issue Dt:	07/12/1994	Application #:	07984711	Filing Dt:	12/02/1992
Title:	MICROPOROUS MEMBRANE FROM COLD-ROLLED PRECUSOR FILM

Patent #:	5453333	Issue Dt:	09/26/1995	Application #:	07992181	Filing Dt:	12/17/1992
Title:	POROUS MEMBRANE HAVING SINGLE LAYER STRUCTURE, BATTERY SEPARATOR MADE THEREOF, PREPARATIONS THEREOF AND BATTERY EQUIPPED WITH SAME BATTERY SEPARATOR

Patent #:	5284584	Issue Dt:	02/08/1994	Application #:	07999054	Filing Dt:	12/31/1992
Title:	HOLLOW FIBER MEMBRANE FABRIC - CONTAINING CARTRIDGES AND MODULES HAVING SOLVENT-RESISTANT THERMOPLASTIC TUBE SHEETS, AND METHODS FOR MAKING THE SAME

Patent #:	5352361	Issue Dt:	10/04/1994	Application #:	08095460	Filing Dt:	07/23/1993
Title:	SPIRAL-WOUND HOLLOW FIBER MEMBRANE FABRIC CARTRIDGES AND MODULES HAVING FLOW-DIRECTING BAFFLES

Patent #:	5565281	Issue Dt:	10/15/1996	Application #:	08348630	Filing Dt:	12/02/1994
Title:	SHUTDOWN, BILAYER BATTERY SEPARATOR

Patent #:	5667911	Issue Dt:	09/16/1997	Application #:	08362048	Filing Dt:	12/22/1994
Title:	METHODS OF MAKING CROSS-PLY MICROPOROUS MEMBRANE BATTERY SEPARATOR, AND THE BATTERY SEPARATORS MADE THEREBY

Patent #:	5714072	Issue Dt:	02/03/1998	Application #:	08552528	Filing Dt:	11/06/1995
Title:	METHOD FOR SOLVENT EXTRACTION USING A DUAL-SKINNED ASYMMETRIC MICROPOROUS MEMBRANE

Patent #:	5582735	Issue Dt:	12/10/1996	Application #:	08569472	Filing Dt:	12/08/1995
Title:	REMOVAL OF ORGANICS FROM A FLUID USING A PERMEABLE MEMBRANE

Patent #:	5695545	Issue Dt:	12/09/1997	Application #:	08644770	Filing Dt:	05/10/1996
Title:	DEGASSING LIQUIDS: APPARATUS AND METHOD

Patent #:	5691077	Issue Dt:	11/25/1997	Application #:	08650210	Filing Dt:	05/20/1996
Title:	SHUTDOWN, TRILAYER BATTERY SEPARATOR

Patent #:	5916647	Issue Dt:	06/29/1999	Application #:	08719668	Filing Dt:	09/25/1996
Title:	PRESSURE VESSEL: OVERMOLDING A POLYOLEFIN ONTO A POLYOLEFIN

Patent #:	5952120	Issue Dt:	09/14/1999	Application #:	08839664	Filing Dt:	04/15/1997
Title:	METHOD OF MAKING A TRILAYER BATTERY SEPARATOR

Patent #:	6057060	Issue Dt:	05/02/2000	Application #:	08896513	Filing Dt:	06/22/1997
Title:	ULTRA-THIN, SINGLE-PLY BATTERY SEPARATOR

Patent #:	5938922	Issue Dt:	08/17/1999	Application #:	08914740	Filing Dt:	08/19/1997
Title:	CONTACTOR FOR DEGASSING LIQUIDS

Patent #:	6057061	Issue Dt:	05/02/2000	Application #:	08969235	Filing Dt:	11/13/1997
Title:	ETHYLENE-VINYL ALCOHOL COPOLYMER BATTERY SEPARATOR

Patent #:	6007940	Issue Dt:	12/28/1999	Application #:	08979017	Filing Dt:	11/26/1997
Title:	PORTABLE POWER TOOL HAVING LOW RATE RECHARGEABLE BATTERIES

Patent #:	6322923	Issue Dt:	11/27/2001	Application #:	09016024	Filing Dt:	01/30/1998
Title:	SEPARATOR FOR GEL ELECTROLYTE BATTERY

Patent #:	6020394	Issue Dt:	02/01/2000	Application #:	09027709	Filing Dt:	02/23/1998
Title:	CROSSLINKING OF POLYMERS

Patent #:	6180280	Issue Dt:	01/30/2001	Application #:	09041163	Filing Dt:	03/12/1998
Title:	TRILAYER BATTERY SEPARATOR

Patent #:	6063277	Issue Dt:	05/16/2000	Application #:	09041577	Filing Dt:	03/13/1998
Title:	FIBER-REINFORCED, COMPOSITE BODY CONTACTORS

Patent #:	6162843	Issue Dt:	12/19/2000	Application #:	09043276	Filing Dt:	09/11/1998
Title:	CROSSLINKING OF POLYPROPYLENE POLYMERS BY IRRADIATION

Patent #:	6350411	Issue Dt:	02/26/2002	Application #:	09046341	Filing Dt:	03/23/1998
Title:	MICROPOROUS HOLLOW FIBER BLOOD OXYGENATOR

Patent #:	6080507	Issue Dt:	06/27/2000	Application #:	09059126	Filing Dt:	04/13/1998
Title:	TRILAYER BATTERY SEPERATOR

Patent #:	6368742	Issue Dt:	04/09/2002	Application #:	09105516	Filing Dt:	06/26/1998
Publication #:	US20010038942	Pub Dt:	11/08/2001
Title:	"POLYPROPYLENE MICROPOROUS MEMBRANE FOR BATTERY SEPARATOR"

Patent #:	6287730	Issue Dt:	09/11/2001	Application #:	09134622	Filing Dt:	08/14/1998
Title:	HYDROPHILIC POLYOLEFIN HAVING A COATING CONTAINING A SURFACTANT AND AN EVOH COPOLYMER

Patent #:	6267926	Issue Dt:	07/31/2001	Application #:	09168632	Filing Dt:	10/08/1998
Title:	DEVICE FOR REMOVING ENTRAINED GASES FROM LIQUIDS

Patent #:	6207053	Issue Dt:	03/27/2001	Application #:	09206351	Filing Dt:	12/07/1998
Title:	THERMOPLASTIC, UNIBODY TRANSFER DEVICE

Patent #:	6299820	Issue Dt:	10/09/2001	Application #:	09250116	Filing Dt:	02/16/1999
Title:	PRESSURE VESSEL: OVERMOLDING A POLYOLEFIN ONTO A POLYOLEFIN

Patent #:	6149817	Issue Dt:	11/21/2000	Application #:	09265064	Filing Dt:	03/08/1999
Title:	SHELL-LESS HOLLOW FIBER MEMBRANE FLUID CONTACTOR

Patent #:	6346350	Issue Dt:	02/12/2002	Application #:	09296682	Filing Dt:	04/20/1999
Title:	STRUCTURALLY STABLE FUSIBLE SEPARATORS AND METHOD OF MAKING SAME

Patent #:	6602593	Issue Dt:	08/05/2003	Application #:	09385933	Filing Dt:	08/30/1999
Title:	BATTERY SEPARATORS WITH REDUCED SPLITTING PROPENSITY

Assignor

CELGARD LLC

Exec Dt:

12/14/1999

Assignee

CELGARD, INC., A CORP. OF DELAWARE

SUITE 325

20 BURLINGTON MALL ROAD

BURLINGTON, MASSACHUSETTS 01803

Correspondence name and address
	KIRKLAND & ELLIS
	BRUCE O. BRADFORD
	200 EAST RANDOLPH DRIVE
	CHICAGO, IL 60601

Search Results as of: 05/09/2024 12:24 AM

If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6

Web interface last modified: August 25, 2017 v.2.6