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Patent Assignment Assignor Details
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Assignor Name : BILLENSTEIN, SIEGFRIED
Total Assignments: 10
Assignment: 1
Reel/Frame:003933/0070   Pages: 1
Recorded: 12/09/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SMERZ, OTTO
Exec Dt:
04/01/1981
2
MARTINI, THOMAS
Exec Dt:
04/01/1981
3
BILLENSTEIN, SIEGFRIED
Exec Dt:
04/01/1981
4
ADRIAN, KLAUS
Exec Dt:
04/01/1981
Assignee
1
HOECHST AKTIENGESELLSCHAFT, A CORP. OF GERMANY
D-6230 FRANKFURT AM MAIN 80, GERMANY
Property
 
Pat #
Pub #
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4321052
NONE
06255351
Correspondence name and address
CONNOLLY AND HUTZ
THE FARMERS BANK BLDG.
WILMINGTON, DE 19899
Assignment: 2
Reel/Frame:004018/0568   Pages: 1
Recorded: 07/30/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BILLENSTEIN, SIEGFRIED
Exec Dt:
06/12/1981
2
MAY, ADOLF
Exec Dt:
06/12/1981
3
BUCKING, HANS-WALTER
Exec Dt:
06/12/1981
Assignee
1
HOECHST AKTIENGESELLSCHAFT,
A CORP. OF
D-6230 FRANKFURT AM MAIN 80, GERMANY
Property
 
Pat #
Pub #
Intl #
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4351737
NONE
06277909
Correspondence name and address
CONNOLLY & HUTZ
THE FARMERS BANK BLDG.
WILMINGTON, DE 19899
Assignment: 3
Reel/Frame:004366/0527   Pages: 1
Recorded: 02/25/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BILLENSTEIN, SIEGFRIED
Exec Dt:
06/09/1982
2
HARTUNG, HERBERT
Exec Dt:
06/09/1982
3
MAY, ADOLF
Exec Dt:
06/11/1982
4
BUCKING, HANS-WALTER
Exec Dt:
06/11/1982
Assignee
1
HOECHST AKTIENGESELLSCHAFT, A CORP OF GERMANY
D-6230 FRANKFURT AM MAIN 80, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4515723
NONE
06395131
Correspondence name and address
CONNOLLY AND HUTZ
1220 MARKET BUILDING
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 4
Reel/Frame:004208/0621   Pages: 1
Recorded: 01/13/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BILLENSTEIN, SIEGFRIED
Exec Dt:
08/17/1982
2
MAY, ADOLF
Exec Dt:
08/20/1982
3
BUCKING, HANS-WALTER
Exec Dt:
08/20/1982
Assignee
1
HOECHST AKTIENGESELLSCHAFT
D-6230 FRANKFURT AM MAIN 80, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4439331
NONE
06412141
Correspondence name and address
CONNOLLY AND HUTZ
THE FARMERS BANK BLDG.
WILMINGTON, DE 19899
Assignment: 5
Reel/Frame:004190/0638   Pages: 1
Recorded: 11/14/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BILLENSTEIN, SIEGFRIED
Exec Dt:
09/28/1982
2
FREUNDL, HILDEGARD
Exec Dt:
09/28/1982
3
WIMMER, IGNAZ
Exec Dt:
09/28/1982
4
GOHLKE, FRITZ J.
Exec Dt:
09/28/1982
5
MACENKA, JOAHNNES
Exec Dt:
09/28/1982
Assignee
1
HOECHST AKTIENGESELLSCHAFT, A GERMAN CORP.
D-6230 FRANKFURT AM MAIN 80, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4431565
NONE
06436329
Correspondence name and address
CONNOLLY & HUTZ
THE FARMERS BANK BLDG.
WILMINGTON, DE 19899
Assignment: 6
Reel/Frame:004147/0586   Pages: 1
Recorded: 06/23/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BILLENSTEIN, SIEGFRIED
Exec Dt:
05/25/1983
2
GOHLKE, FRITZ J.
Exec Dt:
05/25/1983
Assignee
1
HOECHST AKTIENGESELLSCHAFT, A CORP. OF GERMANY
D-6320 FRANKFURT AM MAIN 80, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4474682
NONE
06507122
Correspondence name and address
CONNOLLY AND HUTZ
THE FARMERS BANK BLDG.
WILMINGTON, DE 19899
Assignment: 7
Reel/Frame:004147/0698   Pages: 1
Recorded: 06/23/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BILLENSTEIN, SIEGFRIED
Exec Dt:
05/26/1983
2
GOHLKE, FRITZ J.
Exec Dt:
05/26/1983
3
HILLE, MARTIN
Exec Dt:
05/25/1983
4
BOHM, ROLAND
Exec Dt:
05/25/1983
Assignee
1
HOECHST AKTIENGESELLSCHAFT A CORP. OF GERMANY
D-6230 FRANKFURT AM MAIN 80, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4465817
NONE
06507173
Correspondence name and address
CONNOLLY AND HUTZ
THE FARMERS BANK BLDG.
WILMINGTON, DE 19899
Assignment: 8
Reel/Frame:004436/0707   Pages: 1
Recorded: 06/05/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BILLENSTEIN, SIEGFRIED
Exec Dt:
05/07/1985
2
KUKLA, BRUNO
Exec Dt:
05/07/1985
3
STUHLER, HERBERT
Exec Dt:
05/07/1985
Assignee
1
HOECHST AKTIENGESELLSCHAFT, A CORP. OF GERMANY
FRAKFURT AM MAIN 80, GERMANY D-6230
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4668439
NONE
06741639
Correspondence name and address
CONNOLLY & HUTZ
P.O. BOX 2207
WILMINGTON, DC 19899
Assignment: 9
Reel/Frame:005030/0635   Pages: 1
Recorded: 03/15/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KLEBER, ROLF
Exec Dt:
02/06/1989
2
BILLENSTEIN, SIEGFRIED
Exec Dt:
02/03/1989
3
JAECKEL, LOTHAR
Exec Dt:
02/06/1989
4
WIMMER, IGNAZ
Exec Dt:
02/03/1989
Assignee
1
HOECHST AKTIENGESELLSCHAFT, A COMPANY OF FED. REP. OF GERMANY
FRANKFURT AM MAIN 80, GERMANY D-6230
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4992595
NONE
07274698
Correspondence name and address
CONNOLLY, BOVE, LODGE & HUTZ
ALBERT F. BOWER
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 10
Reel/Frame:005309/0134   Pages: 3
Recorded: 04/26/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WIMMER, IGNAZ
Exec Dt:
04/05/1990
2
BILLENSTEIN, SIEGFRIED
Exec Dt:
04/05/1990
Assignee
1
HOECHST AKTIENGESELLSCHAFT A CORP. OF THE FED. REP. OF GERMANY
FRANKFURT AM MAIN 80, GERMANY D-6230
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5012013
NONE
07516133
Correspondence name and address
CONNOLLY AND HUTZ
1220 MARKET BUILDING
P.O. BOX 2207
WILMINGTON, DE 19899

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