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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:006376/0566   Pages: 6
Recorded: 01/08/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Total properties: 18
1
Patent #:
Issue Dt:
Application #:
05508409
Filing Dt:
Title:
2
Patent #:
Issue Dt:
Application #:
05538734
Filing Dt:
Title:
3
Patent #:
Issue Dt:
Application #:
05668425
Filing Dt:
Title:
4
Patent #:
Issue Dt:
Application #:
05909459
Filing Dt:
Title:
5
Patent #:
Issue Dt:
04/28/1981
Application #:
06052445
Filing Dt:
06/26/1979
Title:
ULTRAFILTRATION MEMBRANE ASSEMBLY AND BONDING PROCESS THEREFOR
6
Patent #:
Issue Dt:
11/24/1981
Application #:
06212989
Filing Dt:
12/04/1980
Title:
METHOD OF BONDING AN ULTRAFILTRATION MEMBRANE ASSEMBLY
7
Patent #:
Issue Dt:
12/31/1985
Application #:
06402023
Filing Dt:
07/26/1982
Title:
AGAROSE DERIVATIVES OF AMINO PHENYL BORONIC ACID
8
Patent #:
Issue Dt:
04/15/1986
Application #:
06510113
Filing Dt:
07/01/1983
Title:
COLUMN SYSTEMS FOR CHROMATOGRAPHY AND THE LIKE
9
Patent #:
Issue Dt:
12/30/1986
Application #:
06523208
Filing Dt:
08/15/1983
Title:
CENTRIFUGAL MICROCONCENTRATOR AND METHODS FOR ITS USE
10
Patent #:
Issue Dt:
10/18/1988
Application #:
06639606
Filing Dt:
08/10/1984
Title:
BORON CONTAINING 1,3,5-TRIAZINES
11
Patent #:
Issue Dt:
07/05/1988
Application #:
06895645
Filing Dt:
08/12/1986
Title:
APPARATUS AND METHOD FOR CENTRIFUGAL RECOVERY OF RETENTATE
12
Patent #:
Issue Dt:
05/23/1989
Application #:
07009990
Filing Dt:
02/02/1987
Title:
CENTRIFUGAL FORCE-ENHANCED FILTRATION OF FLUIDS
13
Patent #:
Issue Dt:
03/12/1991
Application #:
07186609
Filing Dt:
04/27/1988
Title:
HOLLOW FIBER BIOREACTOR CULTURE SYSTEM AND METHOD
14
Patent #:
Issue Dt:
09/26/1989
Application #:
07187627
Filing Dt:
04/28/1988
Title:
DRAINAGE DISC FOR MEMBRANE ASSEMBLY
15
Patent #:
Issue Dt:
04/28/1992
Application #:
07245435
Filing Dt:
09/16/1988
Title:
MICROFILTRATION APPARATUS WITH RADIALLY SPACED NOZZLES
16
Patent #:
Issue Dt:
09/03/1991
Application #:
07491912
Filing Dt:
03/12/1990
Title:
MULTI-CONCENTRATION DISPOSABLE LIQUID CONCENTRATING DEVICE
17
Patent #:
Issue Dt:
05/19/1992
Application #:
07684704
Filing Dt:
04/12/1991
Title:
FILTER ELEMENT AND SPIRAL-WOUND MEMBRANE CARTRIDGE CONTAINING SAME
18
Patent #:
Issue Dt:
11/02/1993
Application #:
07869997
Filing Dt:
04/16/1992
Title:
CROSS-FLOW FILTER DEVICE WITH PRESSURE-BALANCING FEATURE
Assignor
1
Exec Dt:
06/29/1992
Assignee
1
72 CHERRY HILL DRIVE
BEVERLY, MASSACHUSETTS 01915
Correspondence name and address
MARGIT MAUS
PATENT DEPARTMENT
W.R. GRACE & CO. - CONN.
55 HAYDEN AVENUE
LEXINGTON, MA 02173

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