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Patent Assignment Abstract of Title
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Total Assignments: 8
Patent #:
Issue Dt:
08/23/1988
Application #:
07073724
Filing Dt:
07/15/1987
Inventors:
THOMAS M. GOMBOS, KRISTEN RISA
Title:
ELECTROSTATIC PRECIPITATOR PLATE SPACER AND METHOD OF INSTALLING SAME
Assignment: 1
Reel/Frame:
004740/0644Recorded: 07/15/1987Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
06/30/1987
Exec Dt:
06/30/1987
Assignee:
441 SMITHFIELD STREET
A CORP. OF DE
PITSBURGH, PENNSYLVANIA 15222
Correspondent:
BANNER, BIRCH, MC KIE & BECKETT
ONE THOMAS CIRCLE, N.W.
WASHINGTON, DC 20005
Assignment: 2
Reel/Frame:
004898/0054Recorded: 03/17/1988Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
06/30/1987
Assignee:
Correspondent:
D. BYRON MILLER
BANNER, BIRCH, MCKIE & BECKETT
ONE THOMAS CIRCLE, N.W., 6TH FLOOR
WASHINGTON, D.C. 20005
Assignment: 3
Reel/Frame:
004898/0056Recorded: 03/17/1988Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
06/30/1987
Assignee:
Correspondent:
D. BYRON MILLER
BANNER, BIRCH, MCKIE & BECKETT
ONE THOMAS CIRCLE, N.W., 6TH FLOOR
WASHINGTON, D.C. 20005
Assignment: 4
Reel/Frame:
004898/0058Recorded: 03/17/1988Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
06/30/1987
Assignee:
Correspondent:
D. BYRON MILLER
BANNER, BIRCH, MCKIE & BECKETT
ONE THOMAS CIRCLE, N.W., 6TH FLOOR
WASHINGTON, D.C. 20005
Assignment: 5
Reel/Frame:
004898/0060Recorded: 03/17/1988Pages: 3
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/30/1987
Assignee:
Correspondent:
BANNER, BIRCH, MCKIE & BECKETT
ONE THOMAS CIRCLE, N.W.
WASHINGTON, D.C. 20005
Assignment: 6
Reel/Frame:
011356/0087Recorded: 12/08/2000Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/22/2000
Assignee:
441 SMITHFIELD STREET
PITTSBURGH, PENNSYLVANIA 15222
Correspondent:
VENABLE
POST OFFICE BOX 34385
WASHINGTON, D.C. 20043-9998
Assignment: 7
Reel/Frame:
013248/0441Recorded: 09/03/2002Pages: 7
Conveyance:
GRANT OF SECURITY INTEREST
Assignor:
Exec Dt:
08/07/2002
Assignee:
700 LOUISIANA STREET
SUITE 1500
HOUSTON, TEXAS 77002
Correspondent:
WHITE & CASE LLP
ANDREW FESSAK
1155 AVENUE OF THE AMERICAS
PATENT DEPARTMENT
NEW YORK, NY 10036
Assignment: 8
Reel/Frame:
016621/0438Recorded: 10/06/2005Pages: 3
Conveyance:
NOTICE OF RELEASE OF PATENT SECURITY INTEREST
Assignor:
Exec Dt:
10/05/2005
Assignee:
441 SMITHFIELD STREET
PITTSBURGH, PENNSYLVANIA 15222
Correspondent:
RICHARD ROEL, C/O O'MELVENY & MYERS LLP
TIMES SQUARE TOWER, 7 TIMES SQUARE TOWER
NEW YORK, NY 10036

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