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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : EHST, DAVID A.
Total Assignments: 7
Assignment: 1
Reel/Frame:023131/0629   Pages: 2
Recorded: 08/21/2009
Attorney Dkt #:ANL CASE 361 - 300508108
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/24/2009
2
Exec Dt:
07/24/2009
Assignee
1
5801 S. ELLIS AVENUE
CHICAGO, ILLINOIS 60637
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12462099
Correspondence name and address
ROBERT J. ROSS
20 NORTH WACKER DRIVE
36TH FLOOR
CHICAGO, IL 60606
Assignment: 2
Reel/Frame:028391/0720   Pages: 2
Recorded: 06/18/2012
Attorney Dkt #:ANL-384 - 300508-187
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/2012
2
Exec Dt:
02/16/2012
Assignee
1
5801 SOUTH ELLIS AVENUE
CHICAGO, ILLINOIS 60637
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13399082
Correspondence name and address
ROBERT J. ROSS, PH.D., ESQ.
20 NORTH WACKER DRIVE
36TH FLOOR
CHICAGO, IL 60606
Assignment: 3
Reel/Frame:038190/0919   Pages: 2
Recorded: 04/05/2016
Attorney Dkt #:300508-251-ANL-384 DIV. 1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/2012
2
Exec Dt:
02/16/2012
Assignee
1
5801 SOUTH ELLIS AVENUE
CHICAGO, ILLINOIS 60637
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15087111
Correspondence name and address
ROBERT J. ROSS
OLSON & CEPURITIS, LTD.
20 NORTH WACKER DRIVE, 36TH FLOOR
CHICAGO, IL 60606
Assignment: 4
Reel/Frame:047281/0616   Pages: 3
Recorded: 10/23/2018
Attorney Dkt #:300508-296. ANL-384-DIV.2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/2012
2
Exec Dt:
02/16/2012
Assignee
1
5801 SOUTH ELLIS AVENUE
CHICAGO, ILLINOIS 60637
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16166441
Correspondence name and address
ROBERT J. ROSS, OLSON & CEPURITIS, LTD.
20 NORTH WACKER DRIVE
36TH FLOOR
CHICAGO, IL 60606
Assignment: 5
Reel/Frame:056871/0986   Pages: 3
Recorded: 07/15/2021
Attorney Dkt #:ANL-384 DIV3-300508-334
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/2012
2
Exec Dt:
02/16/2012
Assignee
1
5801 SOUTH ELLIS AVENUE
CHICAGO, ILLINOIS 60637
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17355679
Correspondence name and address
ROBERT J. ROSS, OLSON & CEPURITIS, LTD.
20 NORTH WACKER DRIVE
36TH FLOOR
CHICAGO, IL 60606
Assignment: 6
Reel/Frame:031230/0837   Pages: 2
Recorded: 09/18/2013
Attorney Dkt #:300508-204-ANL 361-DIV.1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/29/2013
2
Exec Dt:
07/29/2013
Assignee
1
5801 SOUTH ELLIS AVENUE
CHICAGO, ILLINOIS 60637
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13944603
Correspondence name and address
ROBERT J. ROSS
20 NORTH WACKER DRIVE
36TH FLOOR
CHICAGO, IL 60606
Assignment: 7
Reel/Frame:051008/0540   Pages: 11
Recorded: 11/14/2019
Attorney Dkt #:0003-03381
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/12/2019
2
Exec Dt:
06/12/2019
3
Exec Dt:
09/25/2019
4
Exec Dt:
06/12/2019
5
Exec Dt:
06/12/2019
6
Exec Dt:
09/24/2019
7
Exec Dt:
06/12/2019
8
Exec Dt:
11/12/2019
9
Exec Dt:
06/17/2019
Assignee
1
5801 SOUTH ELLIS AVENUE
CHICAGO, ILLINOIS 60637
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
16113817
Correspondence name and address
MICHAEL J. CHERSKOV
123 WEST MADISON, SUITE 400
CHICAGO, IL 60602

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