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

Assignor Name : LEESON, PAUL D.
Total Assignments: 12
Assignment: 1
Reel/Frame:004525/0120   Pages: 2
Recorded: 03/24/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/06/1986
2
Exec Dt:
01/06/1986
3
Exec Dt:
01/06/1986
4
Exec Dt:
01/06/1986
Assignee
1
A BRITISH COMPANY
WELWYN GARDEN CITY HERTFORDSHIRE AL7 1EY, ENGLAND
Property
 
Pat #
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NONE
06818626
Correspondence name and address
J. S. KEPS
SMITHKLINE BECKMAN CORP.
CORPORATE PATENTS N-160
P. O. BOX 7929
PHILADELPHIA, PA 19101
Assignment: 2
Reel/Frame:005550/0146   Pages: 2
Recorded: 12/14/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/19/1988
2
Exec Dt:
07/19/1988
Assignee
1
HERTFORD ROAD
HODDESDON, HERTFORDSHIRE, ENGLAND
Property
 
Pat #
Pub #
Intl #
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NONE
07231295
Correspondence name and address
PATENT DEPT.
MERCK & CO., INC.
P.O. BOX 2000
RAHWAY, NJ 07065-0900
Assignment: 3
Reel/Frame:005125/0093   Pages: 3
Recorded: 06/28/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/06/1988
2
Exec Dt:
10/06/1988
Assignee
1
HERTFORD ROAD
HODDESDON, HERTFORDSHIRE, ENGLAND EN11 9BU
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07273392
Correspondence name and address
PATENT DEPARTMENT
MERCK & CO., INC.
P. O. BOX 2000
RAHWAY, NJ 07065-0907
Assignment: 4
Reel/Frame:005232/0038   Pages: 4
Recorded: 02/09/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/06/1988
2
Exec Dt:
10/06/1988
3
Exec Dt:
10/06/1988
4
Exec Dt:
10/06/1988
Assignee
1
HERTFORD ROAD
HERTFORDSHIRE, HODDESDON, ENGLAND EN11 9BU
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07274436
Correspondence name and address
PATENT DEPT.
MERCK & CO., INC.
P. O. BOX 2000
RAHWAY, NJ 07065-0907
Assignment: 5
Reel/Frame:005264/0507   Pages: 2
Recorded: 03/29/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/28/1989
2
Exec Dt:
07/28/1989
3
Exec Dt:
07/28/1989
4
Exec Dt:
07/28/1989
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07414227
Correspondence name and address
PATENT DEPT.
MERCK & CO., INC.
P. O. BOX 2000
RAHWAY, NJ 07065-0907
Assignment: 6
Reel/Frame:006515/0966   Pages: 3
Recorded: 04/14/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/20/1990
2
Exec Dt:
02/20/1990
3
Exec Dt:
02/20/1990
4
Exec Dt:
02/20/1990
Assignee
1
HERTFORD ROAD, HODDESDON
HERTFORDSHIRE, ENGLAND EN11 9BU
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07719423
Correspondence name and address
ROBERT J. NORTH
PATENT DEPARTMENT
MERCK & CO., INC.
P.O. BOX 2000 - RY 60-30
RAHWAY, NJ 07065-0907
Assignment: 7
Reel/Frame:006671/0761   Pages: 3
Recorded: 08/26/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/14/1991
2
Exec Dt:
05/14/1991
3
Exec Dt:
05/14/1991
4
Exec Dt:
05/14/1991
Assignee
1
HERTFORD ROAD HODDESDON HERTFORDSHIRE EN11 9BU ENGLAND
ENGLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07825442
Correspondence name and address
ROBERT J. NORTH
PATENT DEPT.
MERCK & CO., INC.
P.O. BOX 2000 - RY 60-30
RAHWAY, NJ 07065-0907
Assignment: 8
Reel/Frame:007023/0993   Pages: 3
Recorded: 06/17/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/30/1991
2
Exec Dt:
09/30/1991
3
Exec Dt:
09/30/1991
4
Exec Dt:
09/30/1991
Assignee
1
HERTFORD ROAD
HODDESDON, HERTFORDSHIRE, ENGLAND EN11
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08154141
Correspondence name and address
MERCK & CO., INC.
ROBERT J. NORTH
PATENT DEPARTMENT
P.O. BOX 2000 -- RY60-30
RAHWAY, NEW JERSEY 07065-0907
Assignment: 9
Reel/Frame:006596/0433   Pages: 3
Recorded: 07/09/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/30/1991
2
Exec Dt:
10/30/1991
3
Exec Dt:
10/30/1991
Assignee
1
HERTFORD ROAD HODDESDON HERTFORDSHIRE EN11 9BU ENGLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07801998
Correspondence name and address
ROBERT J. NORTH
PATENT DEPT. RY 60-30
P.O. BOX 2000
RAHWAY, NJ 07065-0907
Assignment: 10
Reel/Frame:006351/0458   Pages: 3
Recorded: 01/07/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
12/07/1992
2
Exec Dt:
12/07/1992
3
Exec Dt:
12/07/1992
Assignee
1
P.O. BOX 2000
RY 60-30
RAHWAY, NEW JERSEY 07065-0907
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08001376
Correspondence name and address
ROBERT J. NORTH
PATENT DEPARTMENT
MERCK & CO., INC.
P.O. BOX 2000 - RY 60-30
RAHWAY, NJ 07065-0907
Assignment: 11
Reel/Frame:007397/0699   Pages: 3
Recorded: 03/24/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/05/1993
2
Exec Dt:
03/05/1993
Assignee
1
HERTFORD ROAD HODDESDON, HERTFORDSHIRE ENGLAND EN11 9BU
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08033655
Correspondence name and address
MERCK & CO., INC.
DR. ROBERT J. NORTH
PATENT DEPARTMENT
P.O. BOX 2000, RY60-30
RAHWAY, NJ 07065-0907
Assignment: 12
Reel/Frame:007373/0838   Pages: 3
Recorded: 03/08/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/04/1993
2
Exec Dt:
05/04/1993
3
Exec Dt:
05/04/1993
Assignee
1
HERTFORD ROAD
HODDESDON, HERTFORDSHIRE, ENGLAND EN11
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08060584
Correspondence name and address
MERCK & CO., INC.
ROBERT J. NORTH
PATENT DEPARTMENT
P.O. BOX 2000 -- RY60-30
RAHWAY, NEW JERSEY 07065-0907

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