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Patent Assignment Assignor Details
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Assignor Name : GASFRAC ENERGY SERVICES INC.
Total Assignments: 11
Assignment: 1
Reel/Frame:033395/0370   Pages: 13
Recorded: 07/24/2014
Attorney Dkt #:37890-37
Conveyance: SECURITY INTEREST
Assignor
1
GASFRAC ENERGY SERVICES INC.
Exec Dt:
06/19/2014
Assignee
1
PNC BANK CANADA BRANCH
THE EXCHANGE TOWER, 130 KING STREET WEST
SUITE 2140
TORONTO, ONTARIO, CANADA M5X 1E4
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
5899272
NONE
08861303
 
8408289
US20070204991
11681737
 
8025099
US20100132950
12325968
 
8276659
US20090183874
12345531
 
8871693
US20110143971
13057275
 
9103190
US20130299159
13471279
 
NONE
US20130228330
13701821
 
8689876
US20130161016
13772265
 
9664025
US20130168086
13822966
 
9683432
US20130299167
13894278
 
9096788
US20130338048
13925739
 
9631471
US20150157995
14103622
 
NONE
US20140124208
14152857
Correspondence name and address
CHRISTOPHER A. MITCHELL
350 S. MAIN ST.
SUITE 300
ANN ARBOR, MI 48084
Assignment: 2
Reel/Frame:035730/0933   Pages: 4
Recorded: 05/28/2015
Attorney Dkt #:482-2US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GASFRAC ENERGY SERVICES INC.
Exec Dt:
04/02/2015
Assignee
1
STEP ENERGY SERVICES INC.
505 - 3RD STREET SW
300
CALGARY, ALBERTA T2P 3E6
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8408289
US20070204991
11681737
Correspondence name and address
ANTHONY R. LAMBERT
SUITE 200, 10328 - 81 AVE
EDMONTON, T6E1X2 CANADA
Assignment: 3
Reel/Frame:035731/0033   Pages: 4
Recorded: 05/28/2015
Attorney Dkt #:482-2US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GASFRAC ENERGY SERVICES INC.
Exec Dt:
04/02/2015
Assignee
1
STEP ENERGY SERVICES INC.
505 - 3RD STREET SW
300
CALGARY, ALBERTA T2P 3E6
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8689876
US20130161016
13772265
Correspondence name and address
ANTHONY R. LAMBERT
SUITE 200, 10328 - 81 AVE
EDMONTON, T6E1X2 CANADA
Assignment: 4
Reel/Frame:035731/0075   Pages: 4
Recorded: 05/28/2015
Attorney Dkt #:482-4US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GASFRAC ENERGY SERVICES INC.
Exec Dt:
04/02/2015
Assignee
1
STEP ENERGY SERVICES INC.
505 - 3RD STREET SW
300
CALGARY, ALBERTA T2P 3E6
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8276659
US20090183874
12345531
Correspondence name and address
ANTHONY R. LAMBERT
SUITE 200, 10328 - 81 AVE
EDMONTON, T6E1X2 CANADA
Assignment: 5
Reel/Frame:035731/0111   Pages: 4
Recorded: 05/28/2015
Attorney Dkt #:482-15US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GASFRAC ENERGY SERVICES INC.
Exec Dt:
04/02/2015
Assignee
1
STEP ENERGY SERVICES INC.
505 - 3RD STREET SW
300
CALGARY, ALBERTA T2P 3E6
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8871693
US20110143971
13057275
Correspondence name and address
ANTHONY R. LAMBERT
SUITE 200, 10328 - 81 AVE
EDMONTON, T6E1X2 CANADA
Assignment: 6
Reel/Frame:035731/0157   Pages: 4
Recorded: 05/28/2015
Attorney Dkt #:482-16US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GASFRAC ENERGY SERVICES INC.
Exec Dt:
04/02/2015
Assignee
1
STEP ENERGY SERVICES INC.
505 - 3RD STREET SW
300
CALGARY, ALBERTA T2P 3E6
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8025099
US20100132950
12325968
Correspondence name and address
ANTHONY R. LAMBERT
SUITE 200, 10328 - 81 AVE
EDMONTON, T6E1X2 CANADA
Assignment: 7
Reel/Frame:036096/0911   Pages: 3
Recorded: 07/15/2015
Attorney Dkt #:LAMA142732
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GASFRAC ENERGY SERVICES INC.
Exec Dt:
04/02/2015
Assignee
1
STEP ENERGY SERVICES LTD.
300, 505 3RD STREET
CALGARY, CANADA T2P 3E6
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9096788
US20130338048
13925739
Correspondence name and address
RYAN E. DODGE, JR., ESQ.
CHRISTENSEN O'CONNOR JOHNSON KINDNESS
1201 THIRD AVE, SUITE 3600
SEATTLE, WA 98101
Assignment: 8
Reel/Frame:036529/0742   Pages: 3
Recorded: 09/10/2015
Attorney Dkt #:LAMA141264
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GASFRAC ENERGY SERVICES INC.
Exec Dt:
04/02/2015
Assignee
1
STEP ENERGY SERVICES LTD.
300, 505 3RD STREET
CALGARY, CANADA T2P 3E6
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9683432
US20130299167
13894278
Correspondence name and address
RYAN E. DODGE, JR., ESQ.
CHRISTENSEN O'CONNOR JOHNSON KINDNESS
1201 THIRD AVE, SUITE 3600
SEATTLE, WA 98101
Assignment: 9
Reel/Frame:036529/0835   Pages: 3
Recorded: 09/10/2015
Attorney Dkt #:LAMA140940
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GASFRAC ENERGY SERVICES INC.
Exec Dt:
04/02/2015
Assignee
1
STEP ENERGY SERVICES LTD.
300, 505 3RD STREET
CALGARY, CANADA T2P 3E6
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9664025
US20130168086
13822966
Correspondence name and address
RYAN E. DODGE, JR., ESQ.
CHRISTENSEN O'CONNOR JOHNSON KINDNESS
1201 THIRD AVE, SUITE 3600
SEATTLE, WA 98101
Assignment: 10
Reel/Frame:036530/0158   Pages: 3
Recorded: 09/10/2015
Attorney Dkt #:LAMA143509
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GASFRAC ENERGY SERVICES INC.
Exec Dt:
04/02/2015
Assignee
1
STEP ENERGY SERVICES LTD.
300, 505 3RD STREET
CALGARY, CANADA T2P 3E6
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9631471
US20150157995
14103622
Correspondence name and address
RYAN E. DODGE, JR., ESQ.
CHRISTENSEN O'CONNOR JOHNSON KINDNESS
1201 THIRD AVE, SUITE 3600
SEATTLE, WA 98101
Assignment: 11
Reel/Frame:036901/0049   Pages: 3
Recorded: 10/28/2015
Attorney Dkt #:LAMA143631
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GASFRAC ENERGY SERVICES INC.
Exec Dt:
04/02/2015
Assignee
1
STEP ENERGY SERVICES LTD.
300, 505 3RD STREET
CALGARY, CANADA T2P 3E6
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140124208
14152857
Correspondence name and address
RYAN E. DODGE, JR., ESQ.
CHRISTENSEN O'CONNOR JOHNSON KINDNESS
1201 THIRD AVE, SUITE 3600
SEATTLE, WA 98101

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