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Patent Assignment Assignee Details
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Assignee Name : KEYSTONE DRILL SERVICES, INC.
Total Assignments: 4
Assignment: 1
Reel/Frame:013013/0625   Pages: 3
Recorded: 06/19/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/07/2002
Assignee
1
184 ALISA STREET
SOMERSET, PENNSYLVANIA 15501
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10139106
Correspondence name and address
PAUL A. BECK & ASSOCIATES
PAUL A. BECK
1575 MCFARLAND ROAD, SUITE 100
PITTSBURGH, PENNSYLVANIA 15216-1808
Assignment: 2
Reel/Frame:013544/0586   Pages: 3
Recorded: 11/27/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/27/2002
Assignee
1
189 ALISA STREET
SOMERSET, PENNSYLVANIA 15501
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10305867
Correspondence name and address
PAUL A. BECK & ASSOCIATES
JOHN C. THOMAS III
1575 MCFARLAND ROAD, SUITE 100
PITTSBURGH, PA
Assignment: 3
Reel/Frame:017735/0386   Pages: 7
Recorded: 06/07/2006
Attorney Dkt #:050022
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/06/2006
2
Exec Dt:
06/06/2006
3
Exec Dt:
06/05/2006
Assignee
1
184 ALISA STREET
SOMERSET, PENNSYLVANIA 15501
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11422625
Correspondence name and address
PAUL A. BECK
1575 MCFARLAND ROAD
SUITE 100
PITTSBURGH, PA 15216-1808
Assignment: 4
Reel/Frame:018553/0382   Pages: 6
Recorded: 11/27/2006
Attorney Dkt #:060074
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/17/2006
2
Exec Dt:
11/21/2006
3
Exec Dt:
11/22/2006
Assignee
1
184 ALISA STREET
SOMERSET, PENNSYLVANIA 15501
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11563350
Correspondence name and address
BECK & THOMAS
1575 MCFARLAND ROAD, SUITE 100
PITTSBURGH, PA 15216

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