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Patent Assignment Assignor Details
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Assignor Name : CELANESE CORPORATION
Total Assignments: 18
Assignment: 1
Reel/Frame:003805/0153   Pages: 3
Recorded: 10/14/1980
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CELANESE CORPORATION
Exec Dt:
10/01/1980
Assignee
1
UNION OIL COMPANY OF CALIFORNIA
A CORP. OF CA
LOS ANGELES, CALIFORNIA
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
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Pub #
Intl #
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3537946
NONE
04627265
 
3494882
NONE
04659291
 
3635867
NONE
04687969
 
3634298
NONE
04816186
 
3753941
NONE
05166976
 
4121028
NONE
05812880
Correspondence name and address
UNION OIL COMPANY OF CALIFORNIA
376 S. VALENCIA AVE.
P. O. BOX 76
BREA, CA 92621
Assignment: 2
Reel/Frame:003947/0903   Pages: 2
Recorded: 02/05/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CELANESE CORPORATION
Exec Dt:
11/16/1981
Assignee
1
TEXTILE SYSTEMS AG, A COMPANY OF SWITZERLAND
ALPENSTRASSE 4 6300 ZUG, SWITZERLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4428698
NONE
06179578
Correspondence name and address
THOMAS J. MORGAN
C/O CELANESE CORP.
1211 AVE. OF THE AMERICAS
NEW YORK, NY 10036
Assignment: 3
Reel/Frame:004177/0944   Pages: 2
Recorded: 10/17/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CELANESE CORPORATION
Exec Dt:
08/08/1983
Assignee
1
OSMONICS, INC.
5951 CLEARWATER DRIVE
A DE CORP.
MINNETONKA, MINNESOTA 55343
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
4442004
NONE
06394195
 
4596408
NONE
06534124
Correspondence name and address
DORSEY & WHITNEY
2200 FIRST BANK PLACE EAST
MINNEAPOLIS, MN 55402
Assignment: 4
Reel/Frame:004179/0896   Pages: 4
Recorded: 10/18/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CELANESE CORPORATION
Exec Dt:
08/08/1983
Assignee
1
OSMONICS, INC., A CORP. OF DE
5951 CLEARWATER DR.
MINNETONKA, MINNESOTA 55343
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
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NONE
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NONE
06042695
Correspondence name and address
DORSEY & WHITNEY
2200 1ST BANK PLACE E.
MINNEAPOLIS, MN 55402
Assignment: 5
Reel/Frame:004413/0650   Pages: 10
Recorded: 06/10/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CELANESE CORPORATION
Exec Dt:
05/10/1985
Assignee
1
CCF, INC.
NOT PROVIDED
Properties
 
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Intl #
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NONE
06717405
Correspondence name and address
KEIL & WEINKAUF
1101 CONNECTICUT AVE., N.W.
WASHINGTON DC 20036
Assignment: 6
Reel/Frame:005252/0550   Pages: 12
Recorded: 01/11/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CELANESE CORPORATION
Exec Dt:
07/01/1986
Assignee
1
CELANESE FIBERS, INC., A CORP. OF DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4137976
NONE
05795045
Correspondence name and address
HOECHST CELANESE CORPORATION
P.O. BOX 32414
CHARLOTTE, NC 28232-2414
Assignment: 7
Reel/Frame:006385/0741   Pages: 7
Recorded: 01/21/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CELANESE CORPORATION
Exec Dt:
07/01/1986
Assignee
1
CELANESE FIBERS, INC.
6000 CARNEGIE BOULEVARD
P.O. BOX 32414
CHARLOTTE, NORTH CAROLINA 28232
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4101525
NONE
05735850
Correspondence name and address
ROBERT H. HAMMER, III
HOECHST CELANESE CORPORATION
P.O. BOX 32414
CHARLOTTE, NC 28232-2414
Assignment: 8
Reel/Frame:006394/0630   Pages: 5
Recorded: 01/21/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CELANESE CORPORATION
Exec Dt:
07/01/1986
Assignee
1
CELANESE FIBERS, INC.
6000 CARNEGIE BOULEVARD
P.O. BOX 32414
CHARLOTTE, NORTH CAROLINA 28232
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4195052
NONE
05735849
Correspondence name and address
ROBERT H. HAMMER III
HOECHST CELANESE CORPORATION
P.O. BOX 32414
CHARLOTTE, NC 28232-2414
Assignment: 9
Reel/Frame:006396/0323   Pages: 3
Recorded: 01/23/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CELANESE CORPORATION
Exec Dt:
07/01/1986
Assignee
1
CELANESE FIBERS, INC.
6000 CARNEGIE BOULEVARD
P.O. BOX 32414
CHARLOTTE, NORTH CAROLINA 28232
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4414169
NONE
06015512
Correspondence name and address
HOECHST CELANESE CORPORATION
ROBERT H. HAMMER III
P.O. BOX 32414
CHARLOTTE, NC 28232-2414
Assignment: 10
Reel/Frame:004600/0046   Pages: 5
Recorded: 08/08/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CELANESE CORPORATION
Exec Dt:
07/15/1986
Assignee
1
HI-TEK POLYMERS, INC.
LOUISVILLE, KENTUCKY
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
3649616
NONE
05009403
 
3932276
NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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4605736
NONE
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4637849
NONE
06771863
 
4647385
NONE
06796965
 
4677201
NONE
06830823
Correspondence name and address
LYNCH, SHERMAN & COX
THE EIGHTEENTH FLOOR
MEIDINGER TOWER
LOUISVILLE, KY 40202
Assignment: 11
Reel/Frame:004936/0604   Pages: 7
Recorded: 07/27/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CELANESE CORPORATION
Exec Dt:
07/23/1986
Assignee
1
BASF STRUCTURAL MATERIALS, INC.,
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
4818318
NONE
06858900
 
4799985
NONE
06858903
Correspondence name and address
CHARLES B. BARRIS
CELANESE RESEARCH CO.
86 MORRIS AVENUE
SUMMIT, N.J. 07901
Assignment: 12
Reel/Frame:004632/0863   Pages: 2
Recorded: 11/20/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CELANESE CORPORATION
Exec Dt:
11/10/1986
Assignee
1
BASF AKTIENGESELLSCHAFT
6700 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4588538
NONE
06589816
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 13
Reel/Frame:004646/0548   Pages: 2
Recorded: 12/15/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CELANESE CORPORATION
Exec Dt:
12/04/1986
Assignee
1
INTEREZ, INC., A CORP OF DE
10100 LINN STATION ROAD
LOUISVILLE, KENTUCKY 40233
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4687806
NONE
06798451
Correspondence name and address
HERBERT P. PRICE
1800 MEIDINGER TOWER
LOUISVILLE, KY 40202
Assignment: 14
Reel/Frame:004660/0771   Pages: 2
Recorded: 01/29/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CELANESE CORPORATION
Exec Dt:
01/26/1987
Assignee
1
BASF AKTIENGESELLSCHAFT
6700 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4295844
NONE
06141706
Correspondence name and address
BENTON S. DUFFETT, JR
GEORGE MASON BLDG
WASHINGTON & PRINCE STREETS
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 15
Reel/Frame:004754/0097   Pages: 5
Recorded: 06/08/1987
Conveyance: MERGER (SEE DOCUMENT FOR DETAILS).
Assignors
1
AMERICAN HOECHST CORPORATION (INTO)
Exec Dt:
02/27/1987
2
CELANESE CORPORATION
Exec Dt:
02/27/1987
Assignee
1
HOECHST CELANESE CORPORATION
NOT PROVIDED
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
4766242
NONE
06344335
 
4766242
NONE
06344335
 
4910057
NONE
06364824
 
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NONE
06387075
 
5401779
NONE
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NONE
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NONE
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NONE
06600271
 
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
07215193
Correspondence name and address
CHARLES B. BARRIS, ESQ
C/0 CELANESE CORP.
86 MORRIS AVENUE
SUMMIT, NEW JERSEY 07901
Assignment: 16
Reel/Frame:009719/0747   Pages: 3
Recorded: 09/08/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CELANESE CORPORATION
Exec Dt:
09/03/1998
Assignee
1
CELANESE ACETATE LLC
2300 ARCHDALE DRIVE
CHARLOTTE, NORTH CAROLINA 28210
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
4460647
NONE
06417000
 
4655230
NONE
06717362
 
4744932
NONE
06739946
 
4746011
NONE
06893742
 
4752348
NONE
06929953
 
4821750
NONE
07121816
Correspondence name and address
CELANESE ACETATE LLC
WALTER M. DOUGLAS
PATENT DEPT.
P.O. BOX 32414
CHARLOTTE, NC 28232-2414
Assignment: 17
Reel/Frame:009901/0361   Pages: 3
Recorded: 04/19/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CELANESE CORPORATION
Exec Dt:
03/31/1999
Assignee
1
CELANESE ACETATE LLC
2300 ARCHDALE DRIVE
CHARLOTTE, NORTH CAROLINA 28210
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
4522616
NONE
06356708
 
4628067
NONE
06571022
Correspondence name and address
CELANESE ACETATE LLC
WALTER M. DOUGLAS
2300 ARCHDALE DRIVE
CHARLOTTE, NC 28210-45100
Assignment: 18
Reel/Frame:010024/0624   Pages: 4
Recorded: 08/18/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CELANESE CORPORATION
Exec Dt:
08/18/1999
Assignee
1
ARTEVA NORTH AMERICA S.A.R.L.
TALSTRASSE 80
8001 ZURICH, SWITZERLAND
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
4370784
NONE
06251814
 
4489543
NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
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NONE
06780464
 
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NONE
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NONE
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NONE
06845911
 
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NONE
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NONE
06864658
 
4720314
NONE
06941888
Correspondence name and address
KOSA
GREGORY N. CLEMENTS
2300 ARCHDALE DRIVE
CHARLOTTE, NC 28210-4500

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