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Patent Assignment Assignor Details
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Assignor Name : HARPEL, WILLIAM L.
Total Assignments: 13
Assignment: 1
Reel/Frame:004227/0988   Pages: 2
Recorded: 03/02/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HARPEL, WILLIAM L.
Exec Dt:
02/07/1984
2
PILNY, RICHARD J.
Exec Dt:
02/07/1984
Assignee
1
BETZ LABORATORIES INC
4636 SOMERTON RD
A PA CORP
TREVOSE, PENNSYLVANIA 19047
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4504395
NONE
06577905
Correspondence name and address
BRUCE E. PEACOCK
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD
TREVOSE, PA 19047
Assignment: 2
Reel/Frame:004438/0509   Pages: 1
Recorded: 08/12/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HARPEL, WILLIAM L.
Exec Dt:
12/27/1985
2
PURNELL, DEBORAH L.
Exec Dt:
12/27/1985
3
PILNY, RICHARD J.
Exec Dt:
12/27/1985
Assignee
1
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD
A CORP. OF PA
TREVOSE, PENNSYLVANIA 19047
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4564464
NONE
06686951
Correspondence name and address
BRUCE E. PEACOCK
BETZ LABORATORIES INC.
4636 SOMERTON ROAD
TREVOSE, PA 19047
Assignment: 3
Reel/Frame:005432/0440   Pages: 3
Recorded: 09/12/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DECK, PHILIP D.
Exec Dt:
08/07/1990
2
RIVERA, JOSE B.
Exec Dt:
08/07/1990
3
HARPEL, WILLIAM L.
Exec Dt:
08/08/1990
Assignee
1
BETZ LABORATORIES, INC., A CORP. OF PA
4636 SOMERTON ROAD
TREVOSE, PENNSYLVANIA 19053
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5114607
NONE
07565287
Correspondence name and address
STEVEN D. BOYD
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD
TREVOSE, PA 19053
Assignment: 4
Reel/Frame:006514/0581   Pages: 2
Recorded: 05/11/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
OUYANG, JIANGBO
Exec Dt:
03/25/1993
2
HABERLE, BRUCE V.
Exec Dt:
03/25/1993
3
DECK, PHILIP D.
Exec Dt:
03/25/1993
4
HARPEL, WILLIAM L.
Exec Dt:
03/25/1993
Assignee
1
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD
TREVOSE, PENNSYLVANIA 19053-6783
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5292378
NONE
08038592
Correspondence name and address
GIGI G. JOHNSTON
BETZ LABORATORIES, INC.
LEGAL DEPARTMENT
4636 SOMERTON ROAD
TREVOSE, PA 19053-6783
Assignment: 5
Reel/Frame:006638/0316   Pages: 2
Recorded: 06/15/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OUYANG, JIANGBO
Exec Dt:
04/21/1993
2
DECK, PHILIP D.
Exec Dt:
04/21/1993
3
HARPEL, WILLIAM L.
Exec Dt:
04/21/1993
Assignee
1
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD TREVOSE, PA 19053-6783
PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5909742
NONE
08038588
Correspondence name and address
BETZ LABORATORIES, INC.
GIGI G. JOHNSTON
LEGAL DEPT.
4636 SOMERTON ROAD
TREVOSE, PA 19053-6783
Assignment: 6
Reel/Frame:006667/0705   Pages: 2
Recorded: 08/20/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DECK, PHILIP D.
Exec Dt:
06/21/1993
2
MELZER, JEFFREY I.
Exec Dt:
06/21/1993
3
HARPEL, WILLIAM L.
Exec Dt:
06/21/1993
Assignee
1
BETZ LABORATIORIES, INC.
4636 SOMERTON ROAD TREVOSE, PA 19053-6783
PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5344504
NONE
08080901
Correspondence name and address
BETZ LABORATORIES, INC.
LEGAL DEPT.
4636 SOMERTON ROAD
TREVOSE, PA 19053-6783
Assignment: 7
Reel/Frame:006853/0546   Pages: 2
Recorded: 02/10/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OUYANG, JIANGBO
Exec Dt:
12/13/1993
2
DECK, PHILIP D.
Exec Dt:
12/13/1993
3
HARPEL, WILLIAM L.
Exec Dt:
12/13/1993
Assignee
1
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD
TREVOSE, PENNSYLVANIA 19053-6783
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5505792
NONE
08166484
Correspondence name and address
GIGI G. JOHNSTON
BETZ LABORATORIES, INC.
LEGAL DEPT.
4636 SOMERTON ROAD
TREVOSE, PA 19053-6783
Assignment: 8
Reel/Frame:006984/0409   Pages: 2
Recorded: 05/16/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OUYANG, JIANGBO
Exec Dt:
03/15/1994
2
HARPEL, WILLIAM L.
Exec Dt:
03/15/1994
Assignee
1
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD
TREVOSE, PENNSYLVANIA 19053-6783
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5401333
NONE
08213414
Correspondence name and address
GIGI G. JOHNSTON
BETZ LABORATORIES, INC.
LEGAL DEPARTMENT
4636 SOMERTON ROAD
TREVOSE, PA 19053-6783
Assignment: 9
Reel/Frame:007066/0109   Pages: 2
Recorded: 07/18/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OUYANG, JIANGBO
Exec Dt:
03/23/1994
2
RODZEWICH, EDWARD A.
Exec Dt:
03/23/1994
3
HARPEL, WILLIAM L.
Exec Dt:
03/23/1994
Assignee
1
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD
TREVOSE, PENNSYLVANIA 19053-6783
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5472630
NONE
08217040
Correspondence name and address
BETZ LABORATORIES, INC.
GIGI G. JOHNSTON
LEGAL DEPT.
4636 SOMERTON ROAD
TREVOSE, PA 19053-6783
Assignment: 10
Reel/Frame:007185/0010   Pages: 3
Recorded: 10/31/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OUYANG, JIANGBO
Exec Dt:
09/16/1994
2
HARPEL, WILLIAM L.
Exec Dt:
09/16/1994
Assignee
1
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD
TREVOSE, PENNSYLVANIA 19053-6783
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5451270
NONE
08307970
Correspondence name and address
BETZ LABORATORIES, INC.
GIGI G. JOHNSTON
LEGAL DEPARTMENT
4636 SOMERTON ROAD
TREVOSE, PA 19053-6783
Assignment: 11
Reel/Frame:007430/0727   Pages: 3
Recorded: 04/14/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OUYANG, JIANGBO
Exec Dt:
02/28/1995
2
HARPEL, WILLIAM L.
Exec Dt:
02/28/1995
Assignee
1
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD
TREVOSE, PENNSYLVANIA 19053-6783
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5518555
NONE
08396942
Correspondence name and address
GIGI G. JOHNSTON
BETZ LABORATORIES, INC.
LEGAL DEPARTMENT
4636 SOMERTON ROAD
TREVOSE, PA 19053-6783
Assignment: 12
Reel/Frame:007640/0086   Pages: 3
Recorded: 09/21/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OUYANG, JIANGBO
Exec Dt:
06/22/1995
2
HARPEL, WILLIAM L.
Exec Dt:
06/22/1995
Assignee
1
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD
TREVOSE, PENNSYLVANIA 19053
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5641537
NONE
08498327
Correspondence name and address
BETZ LABORATORIES, INC.
GIGI G. JOHNSTON
LEGAL DEPARTMENT
4636 SOMERTON ROAD
TREVOSE, PA 19056-6783
Assignment: 13
Reel/Frame:007909/0305   Pages: 3
Recorded: 04/22/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OUYANG, JIANGBO
Exec Dt:
02/02/1996
2
HARPEL, WILLIAM L.
Exec Dt:
02/02/1996
Assignee
1
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD
TREVOSE, PENNSYLVANIA 19053
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5700525
NONE
08594883
Correspondence name and address
BETZ LABORATORIES, INC.
DEBORAH R. SEGELITZ
LEGAL DEPARTMENT
4636 SOMERTON ROAD
TREVOSE, PA 19053-6783

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