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Patent Assignment Assignor Details
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Assignor Name : DUDGEON, DOUGLAS J.
Total Assignments: 6
Assignment: 1
Reel/Frame:009085/0953   Pages: 5
Recorded: 04/02/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DECOSTER, DAVID C.
Exec Dt:
12/12/1997
2
VASSILIOU, EUSTATHIOS
Exec Dt:
12/12/1997
3
DASSEL, MARK W.
Exec Dt:
12/17/1997
4
ROSTAMI, ADER M.
Exec Dt:
12/12/1997
5
DUDGEON, DOUGLAS J.
Exec Dt:
12/12/1997
Assignee
1
TWENTY-FIRST CENTURY RESEARCH CORPORATION
12 SOUTH TOWNVIEW LANE
NEWARK, DELAWARE 19711
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5908589
NONE
08986505
Correspondence name and address
SEED AND BERRY LLP
DAVID W. PARKER
6300 COLUMBIA CENTER
701 FIFTH AVENUE
SEATTLE, WA 98104-7092
Assignment: 2
Reel/Frame:009770/0448   Pages: 9
Recorded: 02/04/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VASSILIOU, EUSTATHIOS
Exec Dt:
12/18/1998
2
DASSEL, MARK W.
Exec Dt:
12/16/1998
3
ROSTAMI, ADER M.
Exec Dt:
12/16/1998
4
DUDGEON, DOUGLAS J.
Exec Dt:
12/17/1998
5
DECOSTER, DAVID C.
Exec Dt:
12/16/1998
Assignee
1
TWENTY-FIRST CENTURY RESEARCH CORPORATION
12 SOUTH TOWNVIEW LANE
NEWARK, DELAWARE 19711
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6232495
NONE
09245157
Correspondence name and address
SEED AND BERRY LLP
DAVID W. PARKER
701 FIFTH AVENUE
6300 COLUMBIA CENTER
SEATTLE, WA 98104-7092
Assignment: 3
Reel/Frame:010227/0880   Pages: 7
Recorded: 09/10/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VASSILIOU, EUSTATHIOS
Exec Dt:
07/29/1999
2
DASSEL, MARK W.
Exec Dt:
08/03/1999
3
ROSTAMI, ADER M.
Exec Dt:
08/04/1999
4
DUDGEON, DOUGLAS J.
Exec Dt:
07/29/1999
5
DECOSTER, DAVID C.
Exec Dt:
07/30/1999
Assignee
1
TWENTY-FIRST CENTURY RESEARCH CORPORATION
12 SOUTH TOWNVIEW LANE
NEWARK, DELAWARE 19711
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6218573
NONE
09345876
Correspondence name and address
SEED AND BERRY LLP
DAVID W. PARKER
701N FIFTH AVENUE
6300 COLUMBIA CENTER
SEATTLE, WA 98104-7092
Assignment: 4
Reel/Frame:010282/0558   Pages: 7
Recorded: 10/04/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROSTAMI, ADER M.
Exec Dt:
08/04/1999
2
DUDGEON, DOUGLAS J.
Exec Dt:
07/29/1999
3
DECOSTER, DAVID C.
Exec Dt:
07/30/1999
4
DASSEL, MARK W.
Exec Dt:
08/03/1999
5
VASSILIOU, EUSTATHIOS
Exec Dt:
07/29/1999
Assignee
1
TWENTY-FIRST CENTURY RESEARCH CORPORATION
12 SOUTH TOWNVIEW LANE
NEWARK, DELAWARE 19711
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6433221
NONE
09345693
Correspondence name and address
SEED AND BERRY LLP
DAVID W. PARKER
6300 COLUMBIA CENTER
701 FIFTH AVENUE
SEATTLE, WA 98104-7092
Assignment: 5
Reel/Frame:010286/0031   Pages: 7
Recorded: 10/05/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUDGEON, DOUGLAS J.
Exec Dt:
07/29/1999
2
DECOSTER. DAVID C.
Exec Dt:
07/30/1999
3
DASSEL, MARK W.
Exec Dt:
08/03/1999
4
VASSILIOU, EUSTATHIOS
Exec Dt:
07/29/1999
5
ROSTAMI, ADER M
Exec Dt:
08/04/1999
Assignee
1
TWENTY-FIRST CENTURY RESEARCH CORPORATION
12 SOUTH TOWNVIEW LANE
NEWARK, DELAWARE 19711
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6433220
NONE
09345572
Correspondence name and address
SEED AND BERRY LLP
DAVID W. PARKER
6300 COLUMBIA CENTER
701 FIFTH AVENUE
SEATTLE, WA 98104-7092
Assignment: 6
Reel/Frame:010739/0096   Pages: 3
Recorded: 04/19/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUDGEON, DOUGLAS J.
Exec Dt:
04/09/2000
Assignee
1
RPC INC.
2170 PIEDMONT ROAD
ATLANTA, GEORGIA 30324
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6417128
NONE
09551938
Correspondence name and address
SEED AND BERRY LLP
DAVID W. PARKER
6300 COLUMBIA CENTER
701 FIFTH AVENUE
SEATTLE, WA 98104-7092

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