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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 : ALEXANDER, DAVID A.
Total Assignments: 4
Assignment: 1
Reel/Frame:006194/0851   Pages: 3
Recorded: 07/13/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
06/26/1992
2
Exec Dt:
06/26/1992
Assignee
1
P.O. BOX 1000, UNIVERSITY STATION
BIRMINGHAM, ALABAMA 35294
Property
 
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NONE
07881151
Correspondence name and address
MARY L. SEVERSON
NEEDLE & ROSENBERG, P.C.
THE CARNEGIE BUILDING, SUITE 400
133 CARNEGIE WAY, N.W.
ATLANTA, GA 30303
Assignment: 2
Reel/Frame:027109/0397   Pages: 6
Recorded: 10/24/2011
Attorney Dkt #:3002.M1197US
Conveyance: NUNC PRO TUNC ASSIGNMENT (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/26/2011
2
Exec Dt:
05/26/2011
3
Exec Dt:
05/26/2011
4
Exec Dt:
05/26/2011
Assignee
1
2825 AIRVIEW BOULEVARD
KALAMAZOO, MICHIGAN 49002
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
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Pat #
Pub #
Intl #
App #
 
10978218
 
11696034
 
NONE
12526210
 
NONE
12867989
Correspondence name and address
FLYNN, THIEL, BOUTELL & TANIS, P.C.
2026 RAMBLING ROAD
KALAMAZOO, MI 49008-1631
Assignment: 3
Reel/Frame:043800/0298   Pages: 5
Recorded: 10/05/2017
Attorney Dkt #:TYI4-63718-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/04/2017
2
Exec Dt:
10/04/2017
3
Exec Dt:
10/04/2017
4
Exec Dt:
10/04/2017
5
Exec Dt:
10/04/2017
Assignee
1
17021 ALDINE WESTFIELD
HOUSTON, TEXAS 77073
Property
 
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Pub #
Intl #
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NONE
15726020
Correspondence name and address
STEVE ROSENBLATT
PO BOX 421239
HOUSTON, TX 77242
Assignment: 4
Reel/Frame:051286/0581   Pages: 7
Recorded: 12/15/2019
Attorney Dkt #:TTI4-63718-US-CIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/04/2017
2
Exec Dt:
10/04/2017
3
Exec Dt:
10/04/2017
4
Exec Dt:
10/04/2017
5
Exec Dt:
10/04/2019
Assignee
1
17021 ALDINE WESTFIELD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16714699
Correspondence name and address
SHAWN HUNTER / BAKER HUGHES FILINGS
P.O. BOX 270110
HOUSTON, TX 77277-0110

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