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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:008231/0478   Pages: 5
Recorded: 11/20/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 26
1
Patent #:
Issue Dt:
12/02/1980
Application #:
06042227
Filing Dt:
05/24/1979
Title:
CYCLONE SEPARATOR
2
Patent #:
Issue Dt:
11/11/1986
Application #:
06705431
Filing Dt:
01/28/1985
Title:
OVERFLOW OUTLET FOR A CYCLONE SEPARATOR AND METHOD OF OPERATION
3
Patent #:
Issue Dt:
02/02/1988
Application #:
06812991
Filing Dt:
12/24/1985
Title:
CYCLONE SEPARATOR
4
Patent #:
Issue Dt:
12/01/1987
Application #:
06848385
Filing Dt:
04/04/1986
Title:
CYCLONE SEPARATOR
5
Patent #:
Issue Dt:
08/16/1988
Application #:
06852964
Filing Dt:
05/14/1986
Title:
CYCLONE SEPARATOR
6
Patent #:
Issue Dt:
04/19/1988
Application #:
06905337
Filing Dt:
09/23/1986
Title:
CYCLONE SEPARATOR
7
Patent #:
Issue Dt:
01/12/1988
Application #:
07011455
Filing Dt:
02/06/1987
Title:
CYCLONE SEPARATOR
8
Patent #:
Issue Dt:
03/07/1989
Application #:
07044364
Filing Dt:
03/02/1987
Title:
CYCLONE SEPARATOR
9
Patent #:
Issue Dt:
03/28/1989
Application #:
07057501
Filing Dt:
06/03/1987
Title:
LIQUID SEPARATING METHOD
10
Patent #:
Issue Dt:
04/18/1989
Application #:
07086144
Filing Dt:
07/31/1987
Title:
TREATMENT OF MULTIPHASE MIXTURES
11
Patent #:
Issue Dt:
06/07/1988
Application #:
07089438
Filing Dt:
08/26/1987
Title:
CYCLONE SEPARATOR
12
Patent #:
Issue Dt:
10/08/1991
Application #:
07381686
Filing Dt:
09/15/1989
Title:
METHOD AND APPARATUS FOR MAINTAINING PREDETERMINED CYCLONE SEPARATION EFFICIENCY
13
Patent #:
Issue Dt:
10/30/1990
Application #:
07392969
Filing Dt:
08/07/1989
Title:
CYCLONE SEPARATOR
14
Patent #:
Issue Dt:
03/03/1992
Application #:
07449833
Filing Dt:
12/08/1989
Title:
LIQUID SEPARATOR
15
Patent #:
Issue Dt:
09/17/1991
Application #:
07457741
Filing Dt:
12/11/1989
Title:
CYCLONE SEPARATOR
16
Patent #:
Issue Dt:
12/10/1991
Application #:
07574719
Filing Dt:
08/30/1990
Title:
HYDROCYCLONE HAVING A HIGH EFFICIENCY AREA TO VOLUME RATIO
17
Patent #:
Issue Dt:
05/05/1992
Application #:
07574875
Filing Dt:
08/30/1990
Title:
HIGH EFFICIENCY LIQUID/LIQUID HYDROCYCLONE
18
Patent #:
Issue Dt:
12/10/1991
Application #:
07575030
Filing Dt:
08/30/1990
Title:
LIQUID/LIQUID HYDROCYCLONE
19
Patent #:
Issue Dt:
04/12/1994
Application #:
07694723
Filing Dt:
05/02/1991
Title:
SEPARATION SYSTEM EMPLOYING DEGASSING SEPARATORS AND HYDROCYCLONES
20
Patent #:
Issue Dt:
08/09/1994
Application #:
07739283
Filing Dt:
08/01/1991
Title:
THREE CHAMBER VESSEL FOR HYDROCYCLONE SEPARATOR
21
Patent #:
Issue Dt:
07/14/1992
Application #:
07796877
Filing Dt:
11/25/1991
Title:
METHOD AND APPARATUS FOR SEPARATING DRILLING AND PRODUCTION FLUIDS
22
Patent #:
Issue Dt:
09/27/1994
Application #:
07943845
Filing Dt:
09/11/1992
Title:
SYSTEM AND PROCESS FOR HYDROCYCLONE SEPARATION OF PARTICULATE SOLIDS AND AT LEAST ONE LIQUID PHASE FROM A MULTIPHASE LIQUID MIXTURE
23
Patent #:
Issue Dt:
11/22/1994
Application #:
07971901
Filing Dt:
12/21/1992
Title:
HYDROCYCLONES FOR OIL SPILL CLEANUP WITH OIL SLUG MONITOR
24
Patent #:
Issue Dt:
05/07/1996
Application #:
08240934
Filing Dt:
05/10/1994
Title:
OIL-WATER SEPARATION APPARATUS EMPLOYING A FLOATING STEIMER, A HYDROCYCLONE AND A TUBULAR SEPARATION DEVICE
25
Patent #:
Issue Dt:
02/25/1997
Application #:
08289675
Filing Dt:
08/11/1994
Title:
FLUID CONTROL
26
Patent #:
Issue Dt:
03/12/1996
Application #:
08300986
Filing Dt:
09/06/1994
Title:
HYDROCYCLONES FOR OIL SPILL CLEANUP HAVING A CONTROLLED SPLIT RATIO
Assignor
1
Exec Dt:
05/23/1996
Assignee
1
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Correspondence name and address
BAKER HUGHES INCORPORATED
SANDRA E. ALFORD
PATENT DEPARTMENT
3900 ESSEX LAND
HOUSTON, TX 77027

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