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Patent Assignment Assignor Details
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Assignor Name : HILL, ROBERT E.
Total Assignments: 4
Assignment: 1
Reel/Frame:003938/0199   Pages: 1
Recorded: 12/21/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
09/21/1979
Assignee
1
KOPPERS BUILDING
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
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NONE
06081396
Correspondence name and address
DONALD M. MAC KAY
KOPPERS COMPANY
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 2
Reel/Frame:003954/0667   Pages: 1
Recorded: 03/22/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
11/16/1979
Assignee
1
KOPPERS BLDG.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06216123
Correspondence name and address
DONALD M. MACKAY
KOPPERS CO., INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 3
Reel/Frame:036690/0213   Pages: 4
Recorded: 09/25/2015
Attorney Dkt #:1284.1002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/02/2014
2
Exec Dt:
09/22/2015
Assignee
1
P.O. BOX 814
WALTERBORO, SOUTH CAROLINA 29488
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
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13374109
 
NONE
13374110
Correspondence name and address
SCOTT T. GRIGGS
12900 PRESTON ROAD
SUITE 204
DALLAS, TX 75230
Assignment: 4
Reel/Frame:039289/0040   Pages: 8
Recorded: 07/29/2016
Attorney Dkt #:1284.1002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/02/2014
2
Exec Dt:
09/22/2015
Assignee
1
P.O. BOX 814
WALTERBORO, SOUTH CAROLINA 29488
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14463443
Correspondence name and address
SCOTT T. GRIGGS, ATTORNEY AT LAW
12900 PRESTON ROAD
SUITE 204
DALLAS, TX 75230

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