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Patent Assignment Assignee Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignee Name : PETROTECHNOLOGIES, INC.
Total Assignments: 14
Assignment: 1
Reel/Frame:019465/0662   Pages: 3
Recorded: 06/21/2007
Attorney Dkt #:1237.005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DAVID
Exec Dt:
06/15/2007
Assignee
1
PETROTECHNOLOGIES, INC.
1187 WALL ROAD
BROUSSARD, LOUISIANA 70518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D576477
NONE
29281379
Correspondence name and address
BUSKOP LAW GROUP, PC
4511 DACOMA STREET
HOUSTON, TX 77092
Assignment: 2
Reel/Frame:019465/0689   Pages: 3
Recorded: 06/21/2007
Attorney Dkt #:1237.004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DAVID
Exec Dt:
06/15/2007
Assignee
1
PETROTECHNOLOGIES, INC.
1187 WALL ROAD
BROUSSARD, LOUISIANA 70518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7784838
US20080315582
11766541
Correspondence name and address
BUSKOP LAW GROUP, PC
4511 DACOMA STREET
HOUSTON, TX 77092
Assignment: 3
Reel/Frame:021660/0209   Pages: 2
Recorded: 10/09/2008
Attorney Dkt #:1237.007 PETROTECH
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DAVID
Exec Dt:
10/09/2008
Assignee
1
PETROTECHNOLOGIES, INC.
1187 WALL ROAD
BROUSSARD, LOUISIANA 70518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8037933
NONE
12248558
Correspondence name and address
BUSKOP LAW GROUP, P.C.
4511 DACOMA STREET
HOUSTON, TX 77092
Assignment: 4
Reel/Frame:022616/0761   Pages: 2
Recorded: 04/29/2009
Attorney Dkt #:1237.008 PETROTECHNOLOGIE
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DAVID
Exec Dt:
04/28/2009
Assignee
1
PETROTECHNOLOGIES, INC.
1187 WALL ROAD
BROUSSARD, LOUISIANA 70518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8078412
US20100280769
12432673
Correspondence name and address
BUSKOP LAW GROUP, P.C.
4511 DACOMA STREET
HOUSTON, TX 77092
Assignment: 5
Reel/Frame:022616/0796   Pages: 2
Recorded: 04/29/2009
Attorney Dkt #:1237.009 PETROTECHNOLOGIE
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DAVID
Exec Dt:
04/28/2009
Assignee
1
PETROTECHNOLOGIES, INC.
1187 WALL ROAD
BROUSSARD, LOUISIANA 70518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8078413
US20100280770
12432677
Correspondence name and address
BUSKOP LAW GROUP, P.C.
4511 DACOMA STREET
HOUSTON, TX 77092
Assignment: 6
Reel/Frame:023900/0092   Pages: 2
Recorded: 02/04/2010
Attorney Dkt #:1237.011 PETROTECHNOLOGIE
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DAVID
Exec Dt:
02/02/2010
Assignee
1
PETROTECHNOLOGIES, INC.
1187 WALL ROAD
BROUSSARD, LOUISIANA 70518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8408295
NONE
12700374
Correspondence name and address
BUSKOP LAW GROUP, P.C.
4511 DACOMA STREET
HOUSTON, TX 77092
Assignment: 7
Reel/Frame:023900/0231   Pages: 2
Recorded: 02/04/2010
Attorney Dkt #:1237.012 PETROTECHNOLOGIE
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DAVID
Exec Dt:
02/02/2010
Assignee
1
PETROTECHNOLOGIES, INC.
1187 WALL ROAD
BROUSSARD, LOUISIANA 70518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8650934
NONE
12700390
Correspondence name and address
BUSKOP LAW GROUP, P.C.
4511 DACOMA STREET
HOUSTON, TX 77092
Assignment: 8
Reel/Frame:023944/0417   Pages: 2
Recorded: 02/17/2010
Attorney Dkt #:1237.004DIV PETROTECHNOLO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DAVID
Exec Dt:
02/10/2010
Assignee
1
PETROTECHNOLOGIES, INC.
1187 WALL ROAD
BROUSSARD, LOUISIANA 70518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8176612
US20100140931
12706783
Correspondence name and address
BUSKOP LAW GROUP, P.C.
4511 DACOMA STREET
HOUSTON, TX 77092
Assignment: 9
Reel/Frame:027351/0675   Pages: 2
Recorded: 12/08/2011
Attorney Dkt #:1237.017PETROTECHNOLOGIES
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DAVID
Exec Dt:
11/23/2011
Assignee
1
PETROTECHNOLOGIES, INC.
1187 WALL ROAD
BROUSSARD, LOUISIANA 70518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9031789
US20130073227
13315118
Correspondence name and address
BUSKOP LAW GROUP, P.C.
4511 DACOMA STREET
HOUSTON, TX 77092
Assignment: 10
Reel/Frame:038318/0265   Pages: 2
Recorded: 04/19/2016
Attorney Dkt #:1237.020 PETROTECH
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DAVID BAER
Exec Dt:
04/07/2016
Assignee
1
PETROTECHNOLOGIES, INC.
1187 WALL ROAD
BROUSSARD, LOUISIANA 70518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9429956
NONE
15132539
Correspondence name and address
BUSKOP LAW GROUP, P.C.
4511 DACOMA STREET
HOUSTON, TX 77092
Assignment: 11
Reel/Frame:046617/0762   Pages: 3
Recorded: 08/10/2018
Attorney Dkt #:1237.021 PETROTECH
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DAVID
Exec Dt:
08/10/2018
Assignee
1
PETROTECHNOLOGIES, INC.
1187 WALL ROAD
BROUSSARD, LOUISIANA 70518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200048970
16101067
Correspondence name and address
RAO DEBOER OSTERRIEDER, PLLC
2550 GRAY FALLS DRIVE
SUITE 200
HOUSTON, TX 77077
Assignment: 12
Reel/Frame:060280/0199   Pages: 3
Recorded: 06/22/2022
Attorney Dkt #:1237.021A PETROTECH
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DAVID
Exec Dt:
08/10/2018
Assignee
1
PETROTECHNOLOGIES, INC.
1187 WALL ROAD
BROUSSARD, LOUISIANA 70518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220316632
17846995
Correspondence name and address
RAO DEBOER OSTERRIEDER, PLLC
1334 BRITTMOORE ROAD
SUITE 2401
HOUSTON, TX 77043
Assignment: 13
Reel/Frame:050296/0582   Pages: 3
Recorded: 09/06/2019
Attorney Dkt #:1237.022 PETROTECH
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DAVID
Exec Dt:
09/04/2019
Assignee
1
PETROTECHNOLOGIES, INC.
1187 WALL ROAD
BROUSSARD, LOUISIANA 70518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11079049
US20200049289
16563219
Correspondence name and address
RAO DEBOER OSTERRIEDER, PLLC
2550 GRAY FALLS DRIVE
SUITE 200
HOUSTON, TX 77077
Assignment: 14
Reel/Frame:057359/0125   Pages: 3
Recorded: 09/01/2021
Attorney Dkt #:1237.023 PETROTECH
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DAVID
Exec Dt:
09/01/2021
Assignee
1
PETROTECHNOLOGIES, INC.
1187 WALL ROAD
BROUSSARD, LOUISIANA 70518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230064095
17464231
Correspondence name and address
RAO DEBOER OSTERRIEDER, PLLC
1334 BRITTMOORE ROAD
SUITE 2401
HOUSTON, TX 77043

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