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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
01/21/2014
Application #:
12550214
Filing Dt:
08/28/2009
Inventors:
Zheng Yi Wu, Paul Sage, Thomas M. Walski, Wayne R. Hartell, Kristopher L. Culin
Title:
SYSTEM AND METHOD FOR PRESSURE-DEPENDENT DEMAND OPTIMIZATION FOR LEAKAGE DETECTION
Assignment: 1
Reel/Frame:
023444/0505Recorded: 10/29/2009Pages: 12
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
09/15/2009
Exec Dt:
09/22/2009
Exec Dt:
09/16/2009
Exec Dt:
08/31/2009
Exec Dt:
09/21/2009
Assignee:
685 STOCKTON DRIVE
EXTON, PENNSYLVANIA 19341
Correspondent:
CESARI AND MCKENNA, LLP
88 BLACK FALCON AVENUE
BOSTON, MA 02210
Assignment: 2
Reel/Frame:
044938/0083Recorded: 12/21/2017Pages: 27
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/19/2017
Assignee:
1600 MARKET STREET
PHILADELPHIA, PENNSYLVANIA 19103
Correspondent:
BALLARD SPAHR LLP
1735 MARKET STREET, 51ST FLOOR
ATTN: CHRISSEY BARBA
PHILADELPHIA, PA 19103

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