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Patent Assignment Assignee Details
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Assignee Name : FIBROGEN, INC
Total Assignments: 17
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:033905/0367   Pages: 5
Recorded: 10/07/2014
Attorney Dkt #:FP0600.5 CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUENZLER-PUKALL, VOLKMAR
Exec Dt:
04/14/2003
2
NEFF, THOMAS
Exec Dt:
08/01/2003
3
WANG, QINGJIAN
Exec Dt:
02/05/2003
4
AREND, MICHAEL
Exec Dt:
02/03/2003
5
FLIPPIN, LEE
Exec Dt:
02/07/2003
6
MELEKHOV, ALEX
Exec Dt:
02/03/2003
Assignee
1
FIBROGEN, INC
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130245037
13897207
Correspondence name and address
FIBROGEN INC.
409 ILLINOIS STREET
IP DEPT
SAN FRANCISCO, CA 94158
Assignment: 4
Reel/Frame:039100/0488   Pages: 5
Recorded: 07/07/2016
Attorney Dkt #:FP0639.1 CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUENZLER-PUKALL, VOLKMAR
Exec Dt:
12/07/2010
2
WANG, QINGJIAN
Exec Dt:
06/12/2010
3
LANGSETMO PAROBOK, INGRID
Exec Dt:
10/10/2010
4
GUO, GUANGJIE
Exec Dt:
05/04/2010
Assignee
1
FIBROGEN, INC
409 ILLINOIS
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140163061
14180720
Correspondence name and address
FIBROGEN
409 ILLINOIS ST
SAN FRANCISCO, CA 94158
Assignment: 5
Reel/Frame:033556/0713   Pages: 4
Recorded: 08/18/2014
Attorney Dkt #:FP0838.1 DIV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRANDAN, ENRIQUE
Exec Dt:
01/09/2012
2
OLIVER, NOELYNN
Exec Dt:
03/13/2012
3
GOLDSCHMEDING, ROEL
Exec Dt:
01/13/2012
Assignee
1
FIBROGEN, INC
409 ILLINOIS ST
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140356374
14321673
Correspondence name and address
AMY HESSLER
409 ILLINOIS ST
SAN FRANCISCO, CA 94158
Assignment: 6
Reel/Frame:037108/0282   Pages: 2
Recorded: 11/12/2015
Attorney Dkt #:FP0848 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
MODELSKA, KATHARINA
Exec Dt:
05/20/2014
Assignee
1
FIBROGEN, INC
409 ILLINOIS ST
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9631013
US20150210760
14593819
Correspondence name and address
FIBROGEN, INC
409 ILLINOIS
SAN FRANCISCO, CA 94158
Assignment: 7
Reel/Frame:033874/0616   Pages: 10
Recorded: 10/02/2014
Attorney Dkt #:FP0658 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, DAVID
Exec Dt:
06/21/2014
2
NEFF, THOMAS
Exec Dt:
09/23/2014
3
WALKINSHAW, GAIL
Exec Dt:
06/13/2014
4
KIVIRIKKO, KARI
Exec Dt:
03/13/2014
5
MYLLYHARJU, MARJA
Exec Dt:
03/10/2014
6
KARPPINEN, PEPPI
Exec Dt:
03/04/2014
Assignee
1
FIBROGEN, INC
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150126620
13587743
Correspondence name and address
FIBROGEN, INC.
409 ILLINOIS STREET
IP DEPT
SAN FRANCISCO, CA 94158
Assignment: 8
Reel/Frame:036970/0304   Pages: 3
Recorded: 11/05/2015
Attorney Dkt #:FP0847 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PORTER, SETH
Exec Dt:
07/11/2014
2
STAUFFER, JOHN L
Exec Dt:
07/14/2014
Assignee
1
FIBROGEN, INC
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9480449
US20150086483
14398380
Correspondence name and address
FIBROGEN, INC
409 ILLINOIS
SF, CA 94158
Assignment: 9
Reel/Frame:036099/0266   Pages: 3
Recorded: 07/15/2015
Attorney Dkt #:FP0660 PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIN, AL Y.
Exec Dt:
08/26/2014
2
YU, KIN-HUNG (PEONY)
Exec Dt:
08/26/2014
Assignee
1
FIBROGEN, INC
409 ILLINOIS
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150018384
14381955
Correspondence name and address
FIBROGEN, INC.
409 ILLINOIS
SAN FRANCISCO, CA 94158
Assignment: 10
Reel/Frame:035713/0617   Pages: 3
Recorded: 05/26/2015
Attorney Dkt #:FP0842 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PORTER, SETH
Exec Dt:
05/13/2015
2
VALONE, FRANK
Exec Dt:
05/14/2015
Assignee
1
FIBROGEN, INC
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9102721
US20140127224
13980806
Correspondence name and address
FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CA 94158
Assignment: 11
Reel/Frame:036006/0965   Pages: 3
Recorded: 07/07/2015
Attorney Dkt #:FP0842 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
NEFF, THOMAS
Exec Dt:
06/23/2015
Assignee
1
FIBROGEN, INC
409 ILLINOIS
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9102721
US20140127224
13980806
Correspondence name and address
FIBROGEN, INC.
409 ILLINOIS
IP DEPARTMENT
SAN FRANCISCO, CA 94158
Assignment: 12
Reel/Frame:036007/0085   Pages: 3
Recorded: 07/07/2015
Attorney Dkt #:FP0660 PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
FIBROGEN, INC
Exec Dt:
06/23/2015
Assignee
1
FIBROGEN, INC
409 ILLINOIS
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150018384
14381955
Correspondence name and address
FIBROGEN, INC.
409 ILLINOIS
SAN FRANCISCO, CA 94158
Assignment: 13
Reel/Frame:036106/0599   Pages: 4
Recorded: 07/15/2015
Attorney Dkt #:FP0660 PCT
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNOR NAME PREVIOUSLY RECORDED AT REEL: 036007 FRAME: 0085. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignor
1
NEFF, THOMAS
Exec Dt:
06/23/2015
Assignee
1
FIBROGEN, INC
409 ILLINOIS
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150018384
14381955
Correspondence name and address
FIBROGEN, INC.
409 ILLINOIS
SAN FRANCISCO, CA 94158
Assignment: 14
Reel/Frame:036871/0620   Pages: 6
Recorded: 10/23/2015
Attorney Dkt #:FP0659 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NEFF, THOMAS B
Exec Dt:
06/23/2015
2
YU, KIN-HUNG (PEONY)
Exec Dt:
04/18/2014
Assignee
1
FIBROGEN, INC
409 ILLINOIS ST
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140309256
14357131
Correspondence name and address
FIBROGEN, INC
409 ILLINOIS ST.
SF, CA 94158
Assignment: 15
Reel/Frame:036947/0380   Pages: 2
Recorded: 11/03/2015
Attorney Dkt #:FP0841.1 CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIPSON, KENNETH E
Exec Dt:
11/02/2015
Assignee
1
FIBROGEN, INC
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9587016
US20150376270
14741747
Correspondence name and address
FIBROGEN, INC
409 ILLINOIS ST
SAN FRANCISCO, CA 94158
Assignment: 16
Reel/Frame:047451/0735   Pages: 3
Recorded: 11/08/2018
Attorney Dkt #:FP0854 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRANDAN, ENRIQUE
Exec Dt:
09/20/2017
2
GONZALEZ, DAVID
Exec Dt:
09/20/2017
Assignee
1
FIBROGEN, INC
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11299537
US20190002547
16060301
Correspondence name and address
FIBROGEN INC
409 ILLINOIS STREET
IP DEPARTMENT
SAN FRANCISCO, CA 94158
Assignment: 17
Reel/Frame:047708/0098   Pages: 3
Recorded: 12/07/2018
Attorney Dkt #:FP0855 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PORTER, SETH
Exec Dt:
12/04/2018
2
LIPSON, KENNETH E.
Exec Dt:
11/07/2018
3
DE TRAVY, EDUARD GORINA
Exec Dt:
12/05/2018
4
YU, KIN-HUNG PEONY
Exec Dt:
11/08/2018
Assignee
1
FIBROGEN, INC
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190127456
16132150
Correspondence name and address
FIBROGEN, INC
409 ILLINOIS STREET
SAN FRANCISCO, CA 94158

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