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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
Issue Dt:
01/23/2001
Application #:
09000844
Filing Dt:
12/30/1997
Inventor:
BOWIE G. KEEFER
Title:
HIGH FREQUENCY PRESSURE SWING ADSORPTION
Assignment: 1
Reel/Frame:
010124/0173Recorded: 07/21/1999Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/19/1999
Assignee:
6961 RUSSELL AVENUE
BURNABY, B.C., CANADA V5J 4
Correspondent:
GOWLING, STRATHY & HENDERSON
ROBERT J. GRAHAM
COMMERCE COURT WEST, SUITE 4900
TORONTO, ONTARIO, CANADA M5L 1J3
Assignment: 2
Reel/Frame:
015242/0877Recorded: 10/13/2004Pages: 2
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/29/1999
Assignee:
6961 RUSSELL AVENUE
BURNABY, BC, CANADA V5J 4R8
Correspondent:
KLARQUIST SPARKMAN, LLP
STACEY C. SLATER
121 S.W. SALMON STREET
PORTLAND, OREGON 97204-2988
Assignment: 3
Reel/Frame:
015242/0879Recorded: 10/13/2004Pages: 4
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/03/2000
Assignee:
6961 RUSSELL AVENUE
BURNABY, BC, CANADA V5J 4R8
Correspondent:
KLARQUIST SPARKMAN, LLP
STACEY C. SLATER
ONE WORLD TRADE CENTER, SUITE 1600
121 S.W. SALMON STREET
PORTLAND, OR 97204-2988
Assignment: 4
Reel/Frame:
028120/0971Recorded: 04/27/2012Pages: 17
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/12/2009
Assignee:
6961 RUSSELL AVE.
BURNABY, CANADA V5J 4R8
Correspondent:
OSLER HOSKIN & HARCOURT LLP
1000 DE LA GAUCHETIERE ST WEST
SUITE 2100
MONTREAL, H3B 4W5 CANADA
Assignment: 5
Reel/Frame:
027913/0646Recorded: 03/23/2012Pages: 26
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/21/2012
Assignee:
7201 HAMILTON BOULEVARD
ALLENTOWN, PENNSYLVANIA 18195-1501
Correspondent:
JONATHAN CUTLER
1000 DE LA GAUCHETIERE ST WEST
SUITE 2100
MONTREAL, H3B 4W5 CANADA

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