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Patent Assignment Assignor Details
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Assignor Name : DUNDAS, DENNIS L.
Total Assignments: 11
Assignment: 1
Reel/Frame:004206/0924   Pages: 2
Recorded: 01/11/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MYERS, WILLIAM H.
Exec Dt:
04/19/1982
2
DUNDAS, DENNIS L.
Exec Dt:
04/19/1982
Assignee
1
ETHYL DEVELOPMENT CORPORATION
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
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4435147
NONE
06367653
Correspondence name and address
JAMES E. STEPENSON
STEPHENSON AND BOLLER, P.C.
750 CITY CENTER BLDG.
ANN ARBOR, MI. 48104
Assignment: 2
Reel/Frame:005164/0919   Pages: 3
Recorded: 10/16/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DUNDAS, DENNIS L.
Exec Dt:
07/18/1989
2
MOORE, EUGENE L.
Exec Dt:
07/17/1989
3
OLES, PAUL M.
Exec Dt:
07/17/1989
Assignee
1
GRAHAM ENGINEERING CORPORATION, A CORP. OF PA.
P.O. BOX 1104, 1420 SIXTH AVE.,
YORK,, PENNSYLVANIA 17403
Property
 
Pat #
Pub #
Intl #
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4948356
NONE
07382775
Correspondence name and address
THOMAS HOOKER
101 NORTH FRONT STREET
HARRISBURG, PA 17101
Assignment: 3
Reel/Frame:005294/0485   Pages: 4
Recorded: 04/09/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DUNDAS, DENNIS L.
Exec Dt:
07/18/1989
2
MOORE, EUGENE L.
Exec Dt:
07/17/1989
Assignee
1
GRAHAM ENGINEERING CORPORATION
P.O. BOX 1104
1420 SIXTH AVENUE, A CORP. OF PA
YORK, PENNSYLVANIA 17403
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4950153
NONE
07382560
Correspondence name and address
THOMAS HOOKER
101 NORTH FRONT STREET
HARRISBURG, PA 17101
Assignment: 4
Reel/Frame:005304/0248   Pages: 4
Recorded: 04/09/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DUNDAS, DENNIS L.
Exec Dt:
07/18/1989
Assignee
1
GRAHAM ENGINEERING CORPORATION
P.O. BOX 1104, 1420 SIXTH AVENUE
YORK, PENNSYLVANIA 17403
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4946366
NONE
07369736
Correspondence name and address
THOMAS HOOKER, P.C.
101 NORTH FRONT STREET
HARRISBURG, PA 17101
Assignment: 5
Reel/Frame:005304/0256   Pages: 4
Recorded: 04/09/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DUNDAS, DENNIS L.
Exec Dt:
07/18/1989
2
MOORE, EUGENE L.
Exec Dt:
07/17/1989
Assignee
1
GRAHAM ENGINEERING CORPORATION
1420 SIXTH AVENUE, A CORP. OF PA
P.O. BOX 1104
YORK, PENNSYLVANIA 17403
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4950153
NONE
07382560
Correspondence name and address
THOMAS HOOKER
101 NORTH FRONT STREET
HARRISBURG, PA 17101
Assignment: 6
Reel/Frame:005437/0528   Pages: 3
Recorded: 09/17/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DUNDAS, DENNIS L.
Exec Dt:
08/03/1990
Assignee
1
GRAHAM ENGINEERING CORPORATION, A CORP. OF PA
1420 SIXTH AVENUE
P.O. BOX 1104
YORK, PENNSYLVANIA 17405
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5054272
NONE
07562716
Correspondence name and address
THOMAS HOOKER
THOMAS HOOKER, P.C.
101 NORTH FRONT STREET
HARRISBURG, PA 17101
Assignment: 7
Reel/Frame:005443/0674   Pages: 3
Recorded: 09/17/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DUNDAS, DENNIS L.
Exec Dt:
08/03/1990
Assignee
1
GRAHAM ENGINEERING CORPORATION
1420 SIXTH AVENUE, A CORP. OF PA
P.O. BOX 1104
YORK, PENNSYLVANIA 17405
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5054267
NONE
07562717
Correspondence name and address
THOMAS HOOKER
101 NORTH FRONT ST.
HARRISBURG, PA 17101
Assignment: 8
Reel/Frame:007789/0577   Pages: 3
Recorded: 01/05/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUNDAS, DENNIS L.
Exec Dt:
10/20/1995
Assignee
1
GRAHAM ENGINEERING CORP.
1420 SIXTH AVENUE
YORK, PENNSYLVANIA 17043
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5664471
NONE
08546190
Correspondence name and address
THOMAS HOOKER, P.C.
100 CHESTNUT STREET, SUITE 304
HARRISBURG, PA 17101
Assignment: 9
Reel/Frame:007789/0325   Pages: 3
Recorded: 01/05/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUNDAS, DENNIS L.
Exec Dt:
11/13/1995
2
KLINEDINST, PAUL W.
Exec Dt:
11/13/1995
Assignee
1
GRAHAM ENGINEERING CORP.
1420 SIXTH AVENUE
YORK, PENNSYLVANIA 17043
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5749275
NONE
08528347
Correspondence name and address
THOMAS HOOKER, P.C.
SUITE 304
100 CHESTNUT STREET
HARRISBURG, PA 17101
Assignment: 10
Reel/Frame:012076/0275   Pages: 4
Recorded: 08/13/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUNDAS, DENNIS L.
Exec Dt:
08/03/2001
2
FARKAS, CSABA M.
Exec Dt:
08/03/2001
Assignee
1
GRAHAM ENGINEERING CORPORATION
1203 EDEN ROAD
YORK, PENNSYLVANIA 17402
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6635216
US20020171179
09861315
Correspondence name and address
THOMAS HOOKER, P.C.
THOMAS HOOKER, ESQ.
100 CHESTNUT STREET
SUITE 304
HARRISBURG, PA 17101
Assignment: 11
Reel/Frame:014352/0929   Pages: 3
Recorded: 07/28/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUNDAS, DENNIS L.
Exec Dt:
07/28/2003
2
IVIE, KRISTOPHER J.
Exec Dt:
07/28/2003
Assignee
1
GRAHAM ENGINEERING CORPORATION
1203 EDEN ROAD
P.O. BOX 12003
YORK, PENNSYLVANIA 17402
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6994821
NONE
10628830
Correspondence name and address
HOOKER & HABIB, P.C.
THOMAS HOOKER, ESQ.
100 CHESTNUT STREET
SUITE 304
HARRISBURG, PA 17101

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