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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
05/20/2008
Application #:
11064785
Filing Dt:
02/22/2005
Publication #:
Pub Dt:
11/17/2005
Inventor:
Bainian Feng
Title:
HETEROCYCLIC SELF-IMMOLATIVE LINKERS AND CONJUGATES
Assignment: 1
Reel/Frame:
016792/0910Recorded: 07/18/2005Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/12/2005
Assignee:
1 DNA WAY
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Correspondent:
HELLER EHRMAN LLP
JAMES A. FOX
275 MIDDLEFIELD ROAD
MENLO PARK, CA 94025-3506
Assignment: 2
Reel/Frame:
020668/0359Recorded: 03/18/2008Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/17/2008
Assignee:
21823 30TH DRIVE
BOTHELL, WASHINGTON 98021
Correspondent:
ALEX ANDRUS
ONE DNA WAY
MS49
SOUTH SAN FRANCISCO, CA 94025
Assignment: 3
Reel/Frame:
055334/0754Recorded: 02/18/2021Pages: 4
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/06/2020
Assignee:
21823 30TH DRIVE SE
BOTHELL, WASHINGTON 98021
Correspondent:
SEAGEN INC.
21823 30TH DRIVE SE
BOTHELL, WA 98021

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