skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignee Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Page 2 of 2
1 2

Assignee Name : ALECTOR LLC
Total Assignments: 128
Assignment: 101
Reel/Frame:056661/0020   Pages: 3
Recorded: 06/24/2021
Attorney Dkt #:73502-20002.14
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/18/2021
Assignee
1
131 OYSTER POINT BOULEVARD, SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16741658
Correspondence name and address
JILLIAN PESIN-FULOP
MORRISON & FOERSTER LLP
425 MARKET STREET
SAN FRANCISCO, CA 94105
Assignment: 102
Reel/Frame:056661/0913   Pages: 3
Recorded: 06/24/2021
Attorney Dkt #:73502-20002.13
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/18/2021
Assignee
1
131 OYSTER POINT BOULEVARD, SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16134830
Correspondence name and address
JILLIAN PESIN-FULOP
MORRISON & FOERSTER LLP
425 MARKET STREET
SAN FRANCISCO, CA 94105
Assignment: 103
Reel/Frame:058341/0521   Pages: 3
Recorded: 12/08/2021
Attorney Dkt #:73502-20002.XX
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/18/2021
Assignee
1
131 OYSTER POINT BOULEVARD, SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
NONE
17534270
 
NONE
17534291
Correspondence name and address
JILLIAN PESIN-FULOP
MORRISON & FOERSTER LLP
425 MARKET STREET
SAN FRANCISCO, CA 94105
Assignment: 104
Reel/Frame:060511/0485   Pages: 3
Recorded: 07/14/2022
Attorney Dkt #:73502-20002.17
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/18/2021
Assignee
1
131 OYSTER POINT BOULEVARD, SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17721112
Correspondence name and address
JILLIAN PESIN-FULOP
MORRISON & FOERSTER LLP
425 MARKET STREET
SAN FRANCISCO, CA 94105
Assignment: 105
Reel/Frame:069539/0880   Pages: 3
Recorded: 12/10/2024
Attorney Dkt #:73502-20002.18
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/18/2021
Assignee
1
131 OYSTER POINT BOULEVARD, SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18957413
Correspondence name and address
JILLIAN PESIN-FULOP
MORRISON & FOERSTER LLP
425 MARKET STREET
SAN FRANCISCO, CA 94105
Assignment: 106
Reel/Frame:063960/0283   Pages: 11
Recorded: 06/15/2023
Attorney Dkt #:73502-20036.00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/30/2021
2
Exec Dt:
11/23/2021
3
Exec Dt:
11/28/2021
4
Exec Dt:
11/30/2021
5
Exec Dt:
11/30/2021
6
Exec Dt:
11/22/2021
Assignee
1
131 OYSTER POINT BOULEVARD, SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18039945
Correspondence name and address
JILLIAN PESIN-FULOP
MORRISON & FOERSTER LLP
425 MARKET STREET
SAN FRANCISCO, CA 94105
Assignment: 107
Reel/Frame:065768/0814   Pages: 4
Recorded: 12/05/2023
Attorney Dkt #:4503.0150003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/07/2022
2
Exec Dt:
03/08/2022
Assignee
1
131 OYSTER POINT BOULEVARD
SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18551963
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1101 K STREET, NW
10TH FLOOR
WASHINGTON, DC 20005
Assignment: 108
Reel/Frame:065792/0189   Pages: 4
Recorded: 12/07/2023
Attorney Dkt #:4503.015PC03
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/07/2022
2
Exec Dt:
03/08/2022
Assignee
1
131 OYSTER POINT BOULEVARD
SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18551963
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1101 K STREET NW
10TH FLOOR
WASHINGTON, DC 20005
Assignment: 109
Reel/Frame:067478/0118   Pages: 14
Recorded: 05/21/2024
Attorney Dkt #:4503.0140001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/08/2022
2
Exec Dt:
03/08/2022
3
Exec Dt:
03/10/2022
4
Exec Dt:
03/08/2022
5
Exec Dt:
03/10/2022
Assignee
1
131 OYSTER POINT BOULEVARD
SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18551162
Correspondence name and address
MATTHEW A. SMITH
1101 K STREET NW
10TH FLOOR
WASHINGTON, DC 20005
Assignment: 110
Reel/Frame:065818/0181   Pages: 14
Recorded: 12/08/2023
Attorney Dkt #:73502-20037.01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/24/2022
2
Exec Dt:
05/31/2022
3
Exec Dt:
05/31/2022
4
Exec Dt:
05/26/2022
5
Exec Dt:
05/24/2022
6
Exec Dt:
05/31/2022
7
Exec Dt:
05/24/2022
8
Exec Dt:
05/24/2022
9
Exec Dt:
05/31/2022
Assignee
1
131 OYSTER POINT BOULEVARD, SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18532382
Correspondence name and address
JILLIAN PESIN-FULOP
MORRISON & FOERSTER LLP
200 CLARENDON STREET, 21ST FLOOR
BOSTON, MA 02116
Assignment: 111
Reel/Frame:067528/0243   Pages: 23
Recorded: 05/24/2024
Attorney Dkt #:4503.0190002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/25/2022
2
Exec Dt:
06/02/2022
3
Exec Dt:
05/24/2022
4
Exec Dt:
05/24/2022
5
Exec Dt:
05/24/2022
6
Exec Dt:
06/07/2022
Assignee
1
131 OYSTER POINT BOULEVARD
SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18570888
Correspondence name and address
MATTHEW A. SMITH
1101 K STREET NW
10TH FLOOR
WASHINGTON, DC 20005
Assignment: 112
Reel/Frame:067534/0164   Pages: 23
Recorded: 05/28/2024
Attorney Dkt #:4503.0200001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/25/2022
2
Exec Dt:
06/02/2022
3
Exec Dt:
05/24/2022
4
Exec Dt:
05/24/2022
5
Exec Dt:
05/24/2022
6
Exec Dt:
06/07/2022
Assignee
1
131 OYSTER POINT BOULEVARD
SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18570865
Correspondence name and address
MATTHEW A. SMITH
1101 K STREET NW
10TH FLOOR
WASHINGTON, DC 20005
Assignment: 113
Reel/Frame:060328/0406   Pages: 3
Recorded: 06/09/2022
Attorney Dkt #:4503.0000000
Conveyance: CHANGE OF ADDRESS
Assignor
1
Exec Dt:
05/31/2022
Assignee
1
131 OYSTER POINT BOULEVARD, SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16959081
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1100 NEW YORK AVENUE, NW
WASHINGTON, DC 20005
Assignment: 114
Reel/Frame:060513/0264   Pages: 2
Recorded: 06/16/2022
Attorney Dkt #:4503.0020002
Conveyance: CHANGE OF ADDRESS
Assignor
1
Exec Dt:
05/31/2022
Assignee
1
131 OYSTER POINT BOULEVARD, SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16965676
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1100 NEW YORK AVENUE, NW
WASHINGTON, DC 20005
Assignment: 115
Reel/Frame:069228/0342   Pages: 2
Recorded: 10/23/2024
Attorney Dkt #:4503.0030002/3
Conveyance: CHANGE OF ADDRESS
Assignor
1
Exec Dt:
05/31/2022
Assignee
1
131 OYSTER POINT BOULEVARD
SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
NONE
16965675
 
17722624
Correspondence name and address
MATTHEW A. SMITH
1101 K STREET NW
10TH FLOOR
WASHINGTON, DC 20005
Assignment: 116
Reel/Frame:070322/0108   Pages: 2
Recorded: 02/25/2025
Attorney Dkt #:4503.0010002
Conveyance: CHANGE OF ADDRESS
Assignor
1
Exec Dt:
05/31/2022
Assignee
1
131 OYSTER POINT BOULEVARD, SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17820686
Correspondence name and address
MATTHEW A. SMITH
1101 K STREET NW
10TH FLOOR
WASHINGTON, DC 20005
Assignment: 117
Reel/Frame:070643/0826   Pages: 2
Recorded: 03/26/2025
Attorney Dkt #:4503.0020003/4
Conveyance: CHANGE OF ADDRESS
Assignor
1
Exec Dt:
05/31/2022
Assignee
1
131 OYSTER POINT BOULEVARD
SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
17821006
 
17821010
Correspondence name and address
MATTHEW A. SMITH
1101 K STREET NW
10TH FLOOR
WASHINGTON, DC 20005
Assignment: 118
Reel/Frame:066558/0028   Pages: 3
Recorded: 02/26/2024
Attorney Dkt #:01209-0013-00US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/30/2022
2
Exec Dt:
06/30/2022
Assignee
1
131 OYSTER POINT BOULEVARD
SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18423604
Correspondence name and address
MCNEILL BAUR PLLC
125 CAMBRIDGE PARK DRIVE
SUITE 301
CAMBRIDGE, MA 02140
Assignment: 119
Reel/Frame:060614/0384   Pages: 2
Recorded: 07/07/2022
Attorney Dkt #:4503.0130004
Conveyance: CHANGE OF ADDRESS
Assignor
1
Exec Dt:
07/07/2022
Assignee
1
131 OYSTER POINT BOULEVARD, SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17156153
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
1100 NEW YORK AVENUE, NW
WASHINGTON, DC 20005
Assignment: 120
Reel/Frame:066759/0752   Pages: 20
Recorded: 03/01/2024
Attorney Dkt #:4503.0180002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/27/2022
2
Exec Dt:
08/15/2022
3
Exec Dt:
07/26/2022
4
Exec Dt:
07/26/2022
5
Exec Dt:
07/26/2022
Assignee
1
131 OYSTER POINT BOULEVARD
SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18686156
Correspondence name and address
MATTHEW A. SMITH
1101 K STREET NW
10TH FLOOR
WASHINGTON, DC 20005
Assignment: 121
Reel/Frame:067150/0653   Pages: 5
Recorded: 04/18/2024
Attorney Dkt #:01209-0012-00US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/13/2022
2
Exec Dt:
10/13/2022
3
Exec Dt:
10/16/2022
4
Exec Dt:
10/13/2022
5
Exec Dt:
10/14/2022
6
Exec Dt:
10/13/2022
7
Exec Dt:
10/13/2022
Assignee
1
131 OYSTER POINT BOULEVARD
SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18637960
Correspondence name and address
MCNEILL BAUR PLLC
125 CAMBRIDGE PARK DRIVE
SUITE 301
CAMBRIDGE, MA 02140
Assignment: 122
Reel/Frame:068075/0839   Pages: 5
Recorded: 07/24/2024
Attorney Dkt #:73502-20038.01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/03/2022
2
Exec Dt:
11/04/2022
3
Exec Dt:
11/04/2022
4
Exec Dt:
11/03/2022
5
Exec Dt:
11/04/2022
6
Exec Dt:
11/03/2022
Assignee
1
131 OYSTER POINT BOULEVARD, SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18656427
Correspondence name and address
JILLIAN PESIN-FULOP
MORRISON & FOERSTER LLP
425 MARKET STREET
SAN FRANCISCO, CA 94105
Assignment: 123
Reel/Frame:068444/0143   Pages: 14
Recorded: 08/29/2024
Attorney Dkt #:4503.0160002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/03/2022
2
Exec Dt:
11/03/2022
3
Exec Dt:
11/03/2022
4
Exec Dt:
11/03/2022
5
Exec Dt:
11/03/2022
Assignee
1
131 OYSTER POINT BOULEVARD
SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18621575
Correspondence name and address
MATTHEW SMITH
1101 K STREET NW
10TH FLOOR
WASHINGTON, DC 20005
Assignment: 124
Reel/Frame:070183/0170   Pages: 14
Recorded: 02/11/2025
Attorney Dkt #:4503.0210003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/23/2023
2
Exec Dt:
06/23/2023
3
Exec Dt:
06/23/2023
4
Exec Dt:
06/23/2023
5
Exec Dt:
06/23/2023
6
Exec Dt:
06/23/2023
7
Exec Dt:
07/18/2023
8
Exec Dt:
06/27/2023
Assignee
1
131 OYSTER POINT BOULEVARD, SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
19039230
Correspondence name and address
MATTHEW A. SMITH
1101 K STREET NW
10TH FLOOR
WASHINGTON, DC 20005
Assignment: 125
Reel/Frame:070395/0560   Pages: 11
Recorded: 03/04/2025
Attorney Dkt #:4503.0220005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/23/2023
2
Exec Dt:
06/23/2023
3
Exec Dt:
06/23/2023
4
Exec Dt:
06/23/2023
5
Exec Dt:
06/23/2023
6
Exec Dt:
06/23/2023
7
Exec Dt:
07/11/2023
Assignee
1
131 OYSTER POINT BOULEVARD
SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
19039352
Correspondence name and address
MATTHEW A. SMITH
1101 K STREET NW
10TH FLOOR
WASHINGTON, DC 20005
Assignment: 126
Reel/Frame:070414/0481   Pages: 17
Recorded: 03/05/2025
Attorney Dkt #:4503.0350002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/23/2023
2
Exec Dt:
06/23/2023
3
Exec Dt:
06/22/2023
4
Exec Dt:
06/23/2023
5
Exec Dt:
06/27/2023
6
Exec Dt:
06/26/2023
7
Exec Dt:
06/29/2023
8
Exec Dt:
06/27/2023
Assignee
1
131 OYSTER POINT BOULEVARD
SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
19039395
Correspondence name and address
MATTHEW A. SMITH
1101 K STREET NW
10TH FLOOR
WASHINGTON, DC 20005
Assignment: 127
Reel/Frame:070395/0647   Pages: 5
Recorded: 03/04/2025
Attorney Dkt #:4503.0220005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/12/2023
2
Exec Dt:
07/12/2023
3
Exec Dt:
07/12/2023
4
Exec Dt:
07/12/2023
Assignee
1
131 OYSTER POINT BOULEVARD
SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
19039352
Correspondence name and address
MATTHEW A. SMITH
1101 K STREET NW
10TH FLOOR
WASHINGTON, DC 20005
Assignment: 128
Reel/Frame:070183/0184   Pages: 5
Recorded: 02/11/2025
Attorney Dkt #:4503.0210003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/21/2023
2
Exec Dt:
07/21/2023
3
Exec Dt:
07/21/2023
4
Exec Dt:
07/21/2023
Assignee
1
131 OYSTER POINT BOULEVARD, SUITE 600
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
19039230
Correspondence name and address
MATTHEW A. SMITH
1101 K STREET NW
10TH FLOOR
WASHINGTON, DC 20005
Page 2 of 2
1 2

Search Results as of: 10/08/2025 10:43 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT