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Patent Assignment Assignor Details
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Assignor Name : MELEKHOV, ALEX
Total Assignments: 9
Assignment: 1
Reel/Frame:014382/0945   Pages: 4
Recorded: 08/14/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUENZLER-PUKALL, VOLKMER
Exec Dt:
04/14/2003
2
NEFF, THOMAS B.
Exec Dt:
08/01/2003
3
WANG, QINGJIAN
Exec Dt:
02/05/2003
4
AREND, MICHAEL P.
Exec Dt:
02/03/2003
5
FLIPPIN, LEE A.
Exec Dt:
02/07/2003
6
MELEKHOV, ALEX
Exec Dt:
02/03/2003
Assignee
1
FIBROGEN, INC.
225 GATEWAY BLVD.
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030176317
10313551
Correspondence name and address
CHRISTOPHER TURNER, PH.D.
225 GATEWAY BLVD.
SOUTH SAN FRANCISCO, CA 94080
Assignment: 2
Reel/Frame:014382/0957   Pages: 5
Recorded: 08/14/2003
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.
225 GATEWAY BLVD.
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030153503
10313643
Correspondence name and address
CHRISTOPHER TURNER
225 GATEWAY BLVD.
IP DEPT.
SOUTH SAN FRANCISCO, CA 94080
Assignment: 3
Reel/Frame:033203/0448   Pages: 7
Recorded: 06/19/2014
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 STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7438664
US20060240940
11408023
Correspondence name and address
CHRISTOPHER TURNER
C/O FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Assignment: 4
Reel/Frame:033203/0488   Pages: 6
Recorded: 06/19/2014
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 STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110166178
12932151
Correspondence name and address
CHRISTOPHER TURNER
C/O FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Assignment: 5
Reel/Frame:033205/0355   Pages: 6
Recorded: 06/19/2014
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 STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060178317
11406484
Correspondence name and address
CHRISTOPHER TURNER
C/O FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Assignment: 6
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: 7
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: 8
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: 9
Reel/Frame:057096/0579   Pages: 6
Recorded: 08/05/2021
Attorney Dkt #:148640.000381
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
FLIPPIN, LEE A.
Exec Dt:
02/07/2003
7
AREND, MICHAEL P.
Exec Dt:
02/03/2003
8
MELEKHOV, ALEX
Exec Dt:
02/03/2003
Assignee
1
FIBROGEN, INC.
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210369702
17394602
Correspondence name and address
TROUTMAN PEPPER HAMILTON SANDERS LLP
501 GRANT STREET, SUITE 300
UNION TRUST BUILDING
PITTSBURGH, PA 15219-4429

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