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Patent Assignment Assignor Details
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Assignor Name : LANGEL, ROLF
Total Assignments: 9
Assignment: 1
Reel/Frame:004162/0621   Pages: 1
Recorded: 08/08/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
THOMA, WILHELM
Exec Dt:
07/21/1983
2
LANGEL, ROLF
Exec Dt:
07/21/1983
3
SCHMITZ, ANTON
Exec Dt:
07/21/1983
4
SCHROER, WALTER
Exec Dt:
07/21/1983
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4507413
NONE
06520966
Correspondence name and address
PATENT DEPARTMENT
MOBAY CHEMICAL CORPORATION
PENN LINCOLN PARKWAY WEST
PITTSBURGH, PA 15205
Assignment: 2
Reel/Frame:004296/0636   Pages: 1
Recorded: 05/25/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
THOMA, WILHELM
Exec Dt:
05/10/1984
2
NACHTKAMP, KLAUS
Exec Dt:
05/10/1984
3
SCHROER, WALTER
Exec Dt:
05/10/1984
4
LANGEL, ROLF
Exec Dt:
05/10/1984
Assignee
1
BAYER AKTIENGESELLSCHAFT, A GERMAN CORP.
LEVERKUSEN,, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4543144
NONE
06599028
Correspondence name and address
PATENT DEPT.
MOBAY CHEMICAL CORP.
PENN LINCOLN PARKWAY WEST
PITTSBURGH, PA 15205
Assignment: 3
Reel/Frame:004396/0452   Pages: 1
Recorded: 04/17/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
THOMA, WILHELM
Exec Dt:
03/29/1985
2
LANGEL, ROLF
Exec Dt:
03/29/1985
3
SCHROER, WALTER
Exec Dt:
03/29/1985
Assignee
1
BAYER AKTIENGESELLSCHAFT, A GERMAN CORP.
LEVERKUSEN,, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4598120
NONE
06724140
Correspondence name and address
PATENT DEPARTMENT
MOBAY CHEMICAL CORPORATION
MOBAY ROAD
PITTSBURGH, PA 15205-9741
Assignment: 4
Reel/Frame:004518/0519   Pages: 1
Recorded: 02/18/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
NACHTKAMP, KLAUS
Exec Dt:
02/10/1986
2
THOMA, WILHELM
Exec Dt:
02/03/1986
3
PEDAIN, JOSEF
Exec Dt:
02/03/1986
4
SCHROER, WALTER
Exec Dt:
02/03/1986
5
LANGEL, ROLF
Exec Dt:
02/03/1986
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4743470
NONE
06829892
Correspondence name and address
PATENT DEPARTMENT
MOBAY CHEMICAL CORP.
MOBAY ROAD
PITTSBURGH, PA 15205-9741
Assignment: 5
Reel/Frame:004643/0339   Pages: 1
Recorded: 09/25/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
NACHTKAMP, KLAUS
Exec Dt:
09/05/1986
2
THOMA, WILHELM
Exec Dt:
08/26/1986
3
PEDAIN, JOSEF
Exec Dt:
08/26/1986
4
SCHROER, WALTER
Exec Dt:
08/26/1986
5
LANGEL, ROLF
Exec Dt:
08/26/1986
6
NOLL, KLAUS
Exec Dt:
08/26/1986
Assignee
1
BAYER AG, KONZERNVERWALTUNG PATENTABTEILUNG 5090 LEVERKUSEN-BAYERWERK, GERMANY, A GERMAN CORP
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4728542
NONE
06874326
Correspondence name and address
PATENT DEPT.
MOBAY CORP.
MOBAY ROAD
PITTSBURGH, PA 15205-9741
Assignment: 6
Reel/Frame:005160/0235   Pages: 1
Recorded: 10/16/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
THOMA, WILHELM
Exec Dt:
10/03/1989
2
LANGEL, ROLF
Exec Dt:
10/03/1989
3
SCHROER, WALTER
Exec Dt:
10/03/1989
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5177141
NONE
07422278
Correspondence name and address
PATENT DEPARTMENT
MOBAY CORP., MOBAY ROAD
PITTSBURGH, PA 15205-9741
Assignment: 7
Reel/Frame:007424/0165   Pages: 2
Recorded: 03/09/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TRAUBEL, HARRO
Exec Dt:
01/18/1995
2
REINER, MARTIN
Exec Dt:
01/21/1995
3
LANGEL, ROLF
Exec Dt:
01/18/1995
4
EHLERT, HANS-ALBERT
Exec Dt:
01/18/1995
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5518764
NONE
08401596
Correspondence name and address
RICHARD E.L. HENDERSON
MILES INC.
PATENT DEPT.
MOBAY ROAD
PITTSBURGH, PA 15205
Assignment: 8
Reel/Frame:011744/0325   Pages: 3
Recorded: 03/02/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GROTH, STEFAN
Exec Dt:
01/09/2001
2
MAZANEK, JAN
Exec Dt:
01/16/2001
3
LANGEL, ROLF
Exec Dt:
01/24/2001
4
SCHUTZE, DETLEF-INGO
Exec Dt:
01/10/2001
5
URBAN, JURGEN
Exec Dt:
01/10/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNBERICH RP
PATENT UND LIZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6548615
NONE
09786554
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 9
Reel/Frame:011950/0863   Pages: 2
Recorded: 06/06/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LANGEL, ROLF
Exec Dt:
04/03/2001
2
SCHUTZE, DETLEF-INGO
Exec Dt:
03/28/2001
3
BALZ, WERNER
Exec Dt:
04/06/2001
4
KONIG, EBERHARD
Exec Dt:
03/29/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6451963
NONE
09857537
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741

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