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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 : PIETROWSKI, KENNETH W.
Total Assignments: 14
Assignment: 1
Reel/Frame:004090/0158   Pages: 1
Recorded: 01/26/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/19/1983
2
Exec Dt:
01/19/1983
3
Exec Dt:
01/19/1983
Assignee
1
STAMFORD,, CONNECTICUT
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06461074
Correspondence name and address
JOHN E. BECK
XEROX CORP., XEROX SQ. 020
ROCHESTER, NY 14644
Assignment: 2
Reel/Frame:005425/0338   Pages: 2
Recorded: 07/02/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
06/28/1990
2
Exec Dt:
06/29/1990
Assignee
1
A CORP. OF NY
STAMFORD, CONNECTICUT
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07548351
Correspondence name and address
RONALD ZIBELLI
XEROX CORPORATION
XEROX SQUARE 20A
ROCHESTER, NY 14644
Assignment: 3
Reel/Frame:005918/0695   Pages: 2
Recorded: 11/08/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/04/1991
2
Exec Dt:
11/04/1991
Assignee
1
A CORP. OF NY
STAMFORD, CONNECTICUT
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07789506
Correspondence name and address
RONALD ZIBELLI
XEROX CORP.
XEROX SQUARE 020
ROCHESTER, NY 14644
Assignment: 4
Reel/Frame:006803/0977   Pages: 2
Recorded: 12/06/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/01/1993
2
Exec Dt:
12/01/1993
3
Exec Dt:
12/01/1993
4
Exec Dt:
12/01/1993
5
Exec Dt:
12/01/1993
6
Exec Dt:
12/01/1993
Assignee
1
800 LONG RIDGE ROAD P.O. BOX 1600
06904-1600
STAMFORD, CT, CONNECTICUT
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08161558
Correspondence name and address
DENIS A. ROBITAILLE
XEROX CORPORATION
PATENT DEPARTMENT-DOCKET
XEROX SQUARE - 20A
ROCHESTER, N.Y. 14644
Assignment: 5
Reel/Frame:006841/0258   Pages: 2
Recorded: 01/10/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/10/1993
2
Exec Dt:
12/10/1993
3
Exec Dt:
12/10/1993
Assignee
1
800 LONG RIDGE ROAD
P.O. BOX 1600
STAMFORD, CONNECTICUT 06904-1600
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08179176
Correspondence name and address
XEROX CORPORATION
BENJAMIN B. SKLAR
PATENT DEPARTMENT-DOCKET
XEROX SQUARE - 20A
ROCHESTER, NY 14644
Assignment: 6
Reel/Frame:007261/0091   Pages: 2
Recorded: 11/30/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/29/1994
2
Exec Dt:
11/29/1994
3
Exec Dt:
11/29/1994
4
Exec Dt:
11/29/1994
5
Exec Dt:
11/29/1994
6
Exec Dt:
11/29/1994
7
Exec Dt:
11/29/1994
Assignee
1
800 LONG RIDGE ROAD
P.O. BOX 1600
STAMFORD, CONNECTICUT 06904-1600
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08347617
Correspondence name and address
XEROX CORPORATION
LESLIE A. WEISE
PATENT DEPARTMENT-DOCKET
XEROX SQUARE-20A
ROCHESTER, NY 14644
Assignment: 7
Reel/Frame:007296/0213   Pages: 2
Recorded: 11/30/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/29/1994
2
Exec Dt:
11/29/1994
3
Exec Dt:
11/29/1994
4
Exec Dt:
11/29/1994
5
Exec Dt:
11/29/1994
6
Exec Dt:
11/29/1994
7
Exec Dt:
11/29/1994
8
Exec Dt:
11/29/1994
9
Exec Dt:
11/29/1994
Assignee
1
800 LONG RIDGE ROAD
P.O. BOX 1600
STAMFORD, CONNECTICUT 06904-1600
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08347616
Correspondence name and address
XEROX CORPORATION
LESLIE A. WEISE
PATENT DEPARTMENT-DOCKET
XEROX SQUARE - 10A
ROCHESTER, NY 14644
Assignment: 8
Reel/Frame:007612/0646   Pages: 2
Recorded: 08/25/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/18/1995
2
Exec Dt:
08/18/1995
Assignee
1
800 LONG RIDGE ROAD - P.O. BOX 1600
STAMFORD, CONNECTICUT 06904
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08519872
Correspondence name and address
XEROX CORPORATION
JOHN M. KELLY
PATENT DEPARTMENT-DOCKET
XEROX SQUARE - 20A
ROCHESTER, NEW YORK 14644
Assignment: 9
Reel/Frame:008635/0128   Pages: 2
Recorded: 07/14/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/10/1997
2
Exec Dt:
07/10/1997
3
Exec Dt:
07/10/1997
Assignee
1
P.O. BOX 1600
800 LONG RIDGE ROAD
STAMFORD, CONNECTICUT 06904
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08891960
Correspondence name and address
XEROX CORPORATION
JOHN M. KELLY
XEROX SQUARE - 20A
ROCHESTER, NY 14644
Assignment: 10
Reel/Frame:009310/0438   Pages: 2
Recorded: 07/06/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/29/1998
2
Exec Dt:
06/29/1998
3
Exec Dt:
06/29/1998
Assignee
1
800 LONG RIDGE ROAD, P.O. BOX 1600
STAMFORD, CONNECTICUT 06904
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09110422
Correspondence name and address
XEROX CORPORATION
LLOYD F. BEAN, II
XEROX SQUARE - 20A
ROCHESTER, NEW YORK 14644
Assignment: 11
Reel/Frame:009975/0114   Pages: 2
Recorded: 05/14/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/11/1999
2
Exec Dt:
05/11/1999
3
Exec Dt:
05/11/1999
Assignee
1
800 LONG RIDGE ROAD
STAMFORD, CONNECTICUT 06904
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09311870
Correspondence name and address
XEROX CORPORATION
LLOYD F. BEAN II
XEROX SQUARE - 20A
ROCHESTER, NEW YORK 14644
Assignment: 12
Reel/Frame:012501/0907   Pages: 8
Recorded: 01/11/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/06/2001
2
Exec Dt:
12/06/2001
3
Exec Dt:
12/06/2001
4
Exec Dt:
12/07/2001
5
Exec Dt:
01/09/2002
6
Exec Dt:
12/11/2001
7
Exec Dt:
12/06/2001
8
Exec Dt:
12/06/2001
Assignee
1
POST OFFICE BOX 1600
800 LONG RIDGE ROAD
STAMFORD, CONNECTICUT 06904
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10045173
Correspondence name and address
LAHIVE & COCKFIELD, LLP
ANTHONY A. LAURENTANO, ESQ.
28 STATE STREET
BOSTON, MA 02109
Assignment: 13
Reel/Frame:015581/0506   Pages: 2
Recorded: 07/14/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/30/2004
2
Exec Dt:
06/28/2004
3
Exec Dt:
06/29/2004
4
Exec Dt:
06/24/2004
5
Exec Dt:
06/24/2004
Assignee
1
800 LONG RIDGE ROAD
P.O. BOX 1600
STAMFORD, CONNECTICUT 06904-1600
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10891319
Correspondence name and address
XEROX CORPORATION
ROBERT HUTTER
PATENT DOCUMENTATION CTR., 100 CLINTON
AVENUE S., XEROX SQUARE 20TH FLOOR
ROCHESTER, NY 14644
Assignment: 14
Reel/Frame:017453/0022   Pages: 2
Recorded: 01/06/2006
Attorney Dkt #:20051388-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/13/2005
2
Exec Dt:
12/13/2005
3
Exec Dt:
12/13/2005
Assignee
1
800 LONG RIDGE ROAD
P.O. BOX 1600
STAMFORD, CONNECTICUT 06904-1600
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11327585
Correspondence name and address
PATENT DOCUMENTATION CENTER
XEROX CORPORATION
100 CLINTON AVENUE SOUTH
XEROX SQUARE 20TH FLOOR
ROCHESTER, NY 14644

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