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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
06/10/2003
Application #:
09878909
Filing Dt:
06/13/2001
Publication #:
Pub Dt:
12/19/2002
Inventors:
Mark W. Pilling, Dale E. Nutter, Christina J. Campbell
Title:
STEPPED DOWNCOMER APPARATUS AND VAPOR-LIQUID CONTACT APPARATUS WITH SAME
Assignment: 1
Reel/Frame:
012251/0340Recorded: 10/09/2001Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
10/03/2001
Exec Dt:
10/03/2001
Exec Dt:
10/03/2001
Assignee:
639 WEST 41ST STREET
TULSA, OKLAHOMA 74107
Correspondent:
SMITH, GAMBRELL & RUSSELL, LLP
DENNIS C. RODGERS
1850 M STREET N.W.
SUITE 800
WASHINGTON, DC 20036
Assignment: 2
Reel/Frame:
014675/0976Recorded: 11/10/2003Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/22/2003
Assignee:
HEGIFELDSTRASSE 65
CH 8404 WINTERTHUR, SWITZERLAND
Correspondent:
SMITH, GAMBRELL & RUSSELL
DANNIS C. RODGERS
1850 M STREET, N.W.
SUITE 800
WASHINGTON, DC 20036
Assignment: 3
Reel/Frame:
053465/0614Recorded: 08/12/2020Pages: 9
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/28/2020
Assignee:
NEUWIESENSTRASSE 15, 8401
WINTERTHUR, SWITZERLAND
Correspondent:
SHALEV, JENCMEN & CO.
24 HA-NAGAR, AMY-C BUILDING
P.O.B 6411 NEVE-NE'EMAN
HOD HASHARON, 4527713 ISRAEL

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