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Patent Assignment Assignor Details
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Assignor Name : FLIPPIN, LEE A
Total Assignments: 3
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
Exec Dt:
02/07/2003
2
Exec Dt:
02/03/2003
3
Exec Dt:
08/01/2003
4
Exec Dt:
02/05/2003
5
Exec Dt:
04/14/2003
6
Exec Dt:
02/03/2003
7
Exec Dt:
02/07/2003
8
Exec Dt:
02/03/2003
Assignee
1
409 ILLINOIS ST.
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
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
Exec Dt:
02/07/2003
2
Exec Dt:
02/03/2003
3
Exec Dt:
08/01/2003
4
Exec Dt:
02/05/2003
5
Exec Dt:
04/14/2003
6
Exec Dt:
02/03/2003
7
Exec Dt:
02/07/2003
8
Exec Dt:
02/03/2003
Assignee
1
409 ILLINOIS ST.
SAN FRANCISCO, CALIFORNIA 94158
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
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:026119/0094   Pages: 6
Recorded: 04/12/2011
Attorney Dkt #:310477-1851
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/04/2011
2
Exec Dt:
03/03/2011
3
Exec Dt:
03/11/2011
4
Exec Dt:
09/07/2010
5
Exec Dt:
03/02/2011
Assignee
1
409 ILLINOIS STREET
SAN FRANCISCO, CALIFORNIA 94518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12866023
Correspondence name and address
LORNA L. TANNER
FOLEY & LARDNER LLP
975 PAGE MILL ROAD
PALO ALTO, CA 94304-1013

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