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Patent Assignment Assignor Details
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Assignor Name : KLAUS, STEPHEN J
Total Assignments: 8
Assignment: 1
Reel/Frame:039097/0674   Pages: 6
Recorded: 07/07/2016
Attorney Dkt #:FP0601.6 CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLAUS, STEPHEN J
Exec Dt:
02/07/2003
2
LIN, AL Y
Exec Dt:
02/03/2003
3
NEFF, THOMAS B
Exec Dt:
08/01/2003
4
WANG, QINGJIAN
Exec Dt:
02/05/2003
5
GUENZLER-PUKALL, VOLKMAR
Exec Dt:
04/14/2003
6
AREND, MICHAEL P
Exec Dt:
02/03/2003
7
FLIPPIN, LEE A
Exec Dt:
02/07/2003
8
MELEKHOV, ALEX
Exec Dt:
02/03/2003
Assignee
1
FIBROGEN, INC
409 ILLINOIS ST.
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150080425
14332814
Correspondence name and address
FIBROGEN, INC
409 ILLINOIS
SAN FRANCISCO, CA 94158
Assignment: 2
Reel/Frame:053228/0801   Pages: 6
Recorded: 07/16/2020
Attorney Dkt #:148640.000371
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLAUS, STEPHEN J
Exec Dt:
02/07/2003
2
LIN, AL Y
Exec Dt:
02/03/2003
3
NEFF, THOMAS B
Exec Dt:
08/01/2003
4
WANG, QINGJIAN
Exec Dt:
02/05/2003
5
QUENZLER-PUKALL, VOLKMAR
Exec Dt:
04/14/2003
6
AREND, MICHAEL P
Exec Dt:
02/03/2003
7
FLIPPIN, LEE A
Exec Dt:
02/07/2003
8
MELEKHOV, ALEX
Exec Dt:
02/03/2003
Assignee
1
FIBROGEN, INC
409 ILLINOIS ST.
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170312268
15424479
Correspondence name and address
TROUTMAN PEPPER HAMILTON SANDERS LLP
501 GRANT STREET, SUITE 300
UNION TRUST BUILDING
PITTSBURGH, PA 15219-4429
Assignment: 3
Reel/Frame:042148/0370   Pages: 5
Recorded: 04/26/2017
Attorney Dkt #:FP0606.8 CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLAUS, STEPHEN J
Exec Dt:
08/26/2004
2
MOLINEAUX, CHRISTOPHER J
Exec Dt:
08/10/2004
3
NEFF, THOMAS B
Exec Dt:
09/23/2004
4
GUENZLER-PUKALL, VOLKMAR
Exec Dt:
08/11/2004
5
LANGSETMO PAROBOK, INGRID
Exec Dt:
08/10/2004
6
SEELEY, TODD W
Exec Dt:
08/17/2004
7
STEPHENSON, ROBERT C
Exec Dt:
08/11/2004
Assignee
1
FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170216274
15493421
Correspondence name and address
FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CA 94158
Assignment: 4
Reel/Frame:042148/0643   Pages: 5
Recorded: 04/26/2017
Attorney Dkt #:FP0606.7 CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLAUS, STEPHEN J
Exec Dt:
08/26/2004
2
MOLINEAUX, CHRISTOPHER J
Exec Dt:
08/10/2004
3
NEFF, THOMAS B
Exec Dt:
09/23/2004
4
GUENZLER-PUKALL, VOLKMAR
Exec Dt:
08/11/2004
5
LANGSETMO PAROBOK, INGRID
Exec Dt:
08/10/2004
6
SEELEY, TODD W
Exec Dt:
08/17/2004
7
STEPHENSON, ROBERT C
Exec Dt:
08/11/2004
Assignee
1
FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10626090
US20170267641
15488640
Correspondence name and address
FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CA 94158
Assignment: 5
Reel/Frame:042149/0001   Pages: 5
Recorded: 04/26/2017
Attorney Dkt #:FP0606.6 CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLAUS, STEPHEN J
Exec Dt:
08/26/2004
2
MOLINEAUX, CHRISTOPHER J
Exec Dt:
08/10/2004
3
NEFF, THOMAS B
Exec Dt:
09/23/2004
4
GUENZLER-PUKALL, VOLKMAR
Exec Dt:
08/11/2004
5
LANGSETMO PAROBOK, INGRID
Exec Dt:
08/10/2004
6
SEELEY, TODD W
Exec Dt:
08/17/2004
7
STEPHENSON, ROBERT C
Exec Dt:
08/11/2004
Assignee
1
FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170216248
15486954
Correspondence name and address
FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CA 94158
Assignment: 6
Reel/Frame:042431/0569   Pages: 5
Recorded: 05/18/2017
Attorney Dkt #:FP0606.9 CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLAUS, STEPHEN J
Exec Dt:
08/26/2004
2
MOLINEAUX, CHRISTOPHER J
Exec Dt:
08/10/2004
3
NEFF, THOMAS B
Exec Dt:
09/23/2004
4
GUENZLER-PUKALL, VOLKMAR
Exec Dt:
08/11/2004
5
LANGSETMO PAROBOK, INGRID
Exec Dt:
08/10/2004
6
SEELEY, TODD W
Exec Dt:
08/17/2004
7
STEPHENSON, ROBERT C
Exec Dt:
08/11/2004
Assignee
1
FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10894774
US20170224673
15498856
Correspondence name and address
FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CA 94158
Assignment: 7
Reel/Frame:045882/0498   Pages: 5
Recorded: 05/23/2018
Attorney Dkt #:FP0606.10-.11 DIV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLAUS, STEPHEN J
Exec Dt:
08/26/2004
2
MOLINEAUX, CHRISTOPHER J
Exec Dt:
08/10/2004
3
NEFF, THOMAS B
Exec Dt:
09/23/2004
4
GUENZLER-PUKALL, VOLKMAR
Exec Dt:
08/11/2004
5
LANGSETMO PAROBOK, INGRID
Exec Dt:
08/10/2004
6
SEELEY, TODD W
Exec Dt:
08/17/2004
7
STEPHENSON, ROBERT C
Exec Dt:
08/11/2004
Assignee
1
FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
10882827
US20180162819
15882772
 
10927081
US20180208558
15883250
Correspondence name and address
FIBROGEN INC
409 ILLINOIS STREET
IP DEPARTMENT// 6TH FLOOR
SAN FRANCISCO, CA 94158
Assignment: 8
Reel/Frame:041662/0847   Pages: 4
Recorded: 03/21/2017
Attorney Dkt #:FP0628.1 CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLAUS, STEPHEN J
Exec Dt:
01/08/2010
2
LANGSETMO PAROBOK, INGRID
Exec Dt:
04/01/2010
3
JACOB, CHRISTOPHER T
Exec Dt:
04/01/2010
Assignee
1
FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9775902
US20110263644
13180262
Correspondence name and address
FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CA 94158

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