Patent Assignment
Reel/Frame 006376/0566
Assignment of Assignors Interest.
Recorded: 1993-01-08
Pages: 6
Assignor
W.R. GRACE & CO. -CONN.
Executed: 1992-06-29
Assignee
AMICON, INC.
72 CHERRY HILL DRIVE, BEVERLY, MASSACHUSETTS, 01915
Covered Properties
(14)
Ultrafiltration Membrane Assembly and Bonding Process Therefor
Patent:
4,264,447 →
Application:
06/052,445 →
Method of Bonding an Ultrafiltration Membrane Assembly
Patent:
4,302,270 →
Application:
06/212,989 →
Agarose Derivatives of Amino Phenyl Boronic Acid
Patent:
4,562,251 →
Application:
06/402,023 →
Column Systems for Chromatography and the Like
Patent:
4,582,204 →
Application:
06/510,113 →
Centrifugal Microconcentrator and Methods for Its Use
Patent:
4,632,761 →
Application:
06/523,208 →
Boron Containing 1,3,5-Triazines
Patent:
4,778,888 →
Application:
06/639,606 →
Apparatus and Method for Centrifugal Recovery of Retentate
Patent:
4,755,301 →
Application:
06/895,645 →
Centrifugal Force-Enhanced Filtration of Fluids
Patent:
4,832,851 →
Application:
07/009,990 →
Hollow Fiber Bioreactor Culture System and Method
Patent:
4,999,298 →
Application:
07/186,609 →
Drainage Disc for Membrane Assembly
Patent:
4,869,821 →
Application:
07/187,627 →
Microfiltration Apparatus with Radially Spaced Nozzles
Patent:
5,108,704 →
Application:
07/245,435 →
Multi-Concentration Disposable Liquid Concentrating Device
Patent:
5,045,207 →
Application:
07/491,912 →
Filter Element and Spiral-Wound Membrane Cartridge Containing Same
Patent:
5,114,582 →
Application:
07/684,704 →
Cross-Flow Filter Device with Pressure-Balancing Feature
Patent:
5,258,122 →
Application:
07/869,997 →
Related Assignments
(15)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Oct 24, 1980
From: NICOLET ROBERT D.
To: DORR-OLIVER INCORPORATED, A CORP. OF DE.
Reel/Frame 003807/0637 →
Assignment of Assignors Interest.
Jul 26, 1982
From: FULTON, SCOTT; YANKOPOULOS, BASIL; ZEDIANA, LEWIS JR.
To: AMICON CORPORATION
Reel/Frame 004027/0725 →
Assignment of Assignors Interest.
Jul 1, 1983
From: WRIGHT, ALFRED G.
To: WRIGHT SCIENTIFIC LIMITED A CORP. OF ENGLAND
Reel/Frame 004150/0024 →
Assignment of Assignors Interest.
Aug 15, 1983
From: BOWERS, WILLIAM F.; RIGOPULOS, PETER N.
To: AMICON CORPORATION, A MA CORP.
Reel/Frame 004168/0571 →
Change of Name Effective June 27, 1984
Aug 26, 1985
From: WRIGHT SCIENTIFIC LIMITED
To: AMICON WRIGHT LIMITED
Reel/Frame 004457/0441 →
Assignment of Assignors Interest.
Nov 22, 1985
From: AMICON CORPORATION
To: W. R. GRACE & CO., A CORP OF CONNECTICUT
Reel/Frame 004480/0419 →
Assignment of Assignors Interest.
Jul 5, 1988
From: WOLFE, RICHARD A.; HEIFETZ, AARON H.; BRAATZ, JAMES A.; DONOFRIO, DAVID M.
To: W. R. GRACE & CO. -CONN.
Reel/Frame 004909/0062 →
Assignment of Assignors Interest.
Sep 26, 1988
From: KORIN, AMOS
To: W. R. GRACE & CO.-CONN., 55 HAYDEN AVE., LEXINGTON, MA., 02173, A CORP. OF CT
Reel/Frame 004948/0387 →
Merger
Aug 24, 1989
From: GRACE MERGER CORP. A CT CORP. (MERGED INTO); W. R. GRACE & CO. A CT. CORP.
To: W. R. GRACE & CO.-CONN.
Reel/Frame 005206/0001 →
Assignment of Assignors Interest.
Nov 14, 1989
From: BOWERS, WILLIAM F.; FULTON, SCOTT P.; THOMPSON, JUDITH A.; DONOFRIO, DAVID M.
To: W. R. GRACE & CO.-CONN
Reel/Frame 004999/0037 →
Assignment of Assignors Interest.
Mar 12, 1990
From: FECONDINI, LUCIANO; VASSAROTTI, ENZO
To: W.R. GRACE CO. - CONN.
Reel/Frame 005257/0462 →
Assignment of Assignors Interest.
May 8, 1991
From: SANDSTROM, ERIC L.; PROKOP, ALFRED; YOUNG, WILLIAM H., II; D'URSO, ANTHONY M.
To: W. R. GRACE & CO.-CONN. A CORPORATION OF CT
Reel/Frame 005693/0989 →
Assignment of Assignors Interest.
Jul 9, 1992
From: HA, YOUNG SOO; SURETTE, FILEEN D.
To: AMICON, INC., A CORP. OF DE
Reel/Frame 006194/0283 →
Assignment of Assignors Interest.
Jul 9, 1992
From: WEINSTSEIN, MARTIN J.
To: AMICON, INC., A CORP. OF DE
Reel/Frame 006194/0286 →
Assignment of Assignor's Interest
Jun 9, 1997
From: W.R. GRACE & CO.-CONN. AND AMICON,INC.
To: MILLIPORE INVESTMENT HOLDINGS LIMITED
Reel/Frame 008587/0224 →