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Patent Assignment Assignor Details
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Assignor Name : HOPPERDIETZEL, SIEGFRIED
Total Assignments: 12
Assignment: 1
Reel/Frame:004756/0897   Pages: 1
Recorded: 09/03/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOPPERDIETZEL, SIEGFRIED
Exec Dt:
08/24/1987
Assignee
1
REHAU AG + CO.
RHENIUMHAUS
8673 REHAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4826638
NONE
07073243
Correspondence name and address
SPENCER & FRANK
1111 - 19TH STREET, N.W.
WASHINGTON, DC 20036
Assignment: 2
Reel/Frame:004845/0247   Pages: 1
Recorded: 02/04/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOPPERDIETZEL, SIEGFRIED
Exec Dt:
08/27/1987
Assignee
1
REHAU AG + CO.
RHENIUMHAUS, 8673 REHAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4798230
NONE
07088963
Correspondence name and address
SPENCER & FRANK
1111 - 19TH ST. NW
WASHINGTON, DC 20036
Assignment: 3
Reel/Frame:004770/0595   Pages: 1
Recorded: 09/11/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOPPERDIETZEL, SIEGFRIED
Exec Dt:
09/01/1987
Assignee
1
REHAU AG & CO.
RECHTSABTEILUNG, RHENIUMHAUS,
POSTFACH 1460
8673 REHAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4851458
NONE
07095148
Correspondence name and address
SPENCER AND FRANK
1111 - 19TH STREET, N. W.
WASHINGTON, DC 20036
Assignment: 4
Reel/Frame:004975/0786   Pages: 1
Recorded: 11/14/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOPPERDIETZEL, SIEGFRIED
Exec Dt:
10/10/1988
Assignee
1
REHAU AG & CO.
D-8673 REHAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4911878
NONE
07242317
Correspondence name and address
GABOR J. KELEMEN
SPENCER & FRANK
1111 - 19TH STREET, N.W.
WASHINGTON, DC 20036
Assignment: 5
Reel/Frame:005083/0881   Pages: 1
Recorded: 05/17/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOPPERDIETZEL, SIEGFRIED
Exec Dt:
04/04/1989
Assignee
1
REHAU AG & CO.
RHENIUMHAUS D-8673 REHAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5069947
NONE
07354441
Correspondence name and address
SPENCER & FRANK
1111 - 19TH STREET, N.W.
WASHINGTON, DC 20036
Assignment: 6
Reel/Frame:005225/0641   Pages: 1
Recorded: 01/25/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOPPERDIETZEL, SIEGFRIED
Exec Dt:
01/12/1990
Assignee
1
REHAU AG & CO.
RHENIUMHAUS
D-8673 REHAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5083820
NONE
07456687
Correspondence name and address
SPENCER & FRANK
1111 - 19TH STREET, N. W.
WASHINGTON, DC 20036
Assignment: 7
Reel/Frame:005349/0041   Pages: 2
Recorded: 06/05/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOPPERDIETZEL, SIEGFRIED
Exec Dt:
05/18/1990
Assignee
1
REHAU AG & CO.
RHENIUMHAUS D-8673 REHAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5044104
NONE
07508635
Correspondence name and address
SPENCER & FRANK
1111 19TH STREET, N.W.
WASHINGTON, DC 20036
Assignment: 8
Reel/Frame:005421/0133   Pages: 2
Recorded: 08/21/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOPPERDIETZEL, SIEGFRIED
Exec Dt:
08/10/1990
Assignee
1
REHAU AG & CO.
RHENIUMHAUS
REHAU, GERMANY D-8673
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5116087
NONE
07570424
Correspondence name and address
SPENCER & FRANK
1111 - 19TH ST. N.W.
WASHINGTON, DC 20036
Assignment: 9
Reel/Frame:005444/0001   Pages: 2
Recorded: 09/18/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOPPERDIETZEL, SIEGFRIED
Exec Dt:
09/05/1990
Assignee
1
REHAU AG & CO.
RHENIUMHAUS
REHAU, GERMANY D-8673
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5114779
NONE
07584082
Correspondence name and address
SPENCER & FRANK
1111 - 19TH ST., N.W.
WASHINGTON, DC 20036
Assignment: 10
Reel/Frame:005502/0052   Pages: 2
Recorded: 11/07/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOPPERDIETZEL, SIEGFRIED
Exec Dt:
10/31/1990
Assignee
1
REHAU AG & CO.
POSTFACH 1460
REHAU, GERMANY D-8673
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5065808
NONE
07610067
Correspondence name and address
SPENCER & FRANK
1111-19TH STREET, N.W.
WASHINGTON, DC 20036
Assignment: 11
Reel/Frame:005592/0126   Pages: 2
Recorded: 01/28/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOPPERDIETZEL, SIEGFRIED
Exec Dt:
01/09/1991
Assignee
1
REHAU AG & CO.
RHENIUMHAUS
D-8673 REHAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5096647
NONE
07646201
Correspondence name and address
SPENCER & FRANK
1111 - 19TH STREET, N.W.
WASHINGTON, DC 20036
Assignment: 12
Reel/Frame:006239/0869   Pages: 3
Recorded: 08/10/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MULHAUPT, ROLF
Exec Dt:
06/24/1992
2
ROSCH, JOACHIM
Exec Dt:
06/26/1992
3
HOPPERDIETZEL, SIEGFRIED
Exec Dt:
06/16/1992
4
WEINBERG, EKKEHARD
Exec Dt:
06/22/1992
5
KLEIN, HERBERT
Exec Dt:
06/30/1992
Assignee
1
REHAU AG & CO.
RHENIUMHAUS POSTFACH 14 60
W-8673 REHAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5369171
NONE
07895368
Correspondence name and address
ASHLEY J. WELLS
SPENCER, FRANK & SCHNEIDER
1111 - 19TH STREET, N.W.
WASHINGTON, DC 20036

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