Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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Assignor Name :
SOUTHWESTERN BELL TECHNOLOGY RESOURCES, INC.
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Total Assignments:
5
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Assignment:
1
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| Reel/Frame: | 009328/0372 | |
| Pages: | 6 |
| | Recorded: | 04/30/1998 | | |
| Conveyance: | CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 9505 ARBORETUM BOULEVARD |
| AUSTIN, TEXAS 78759 |
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Pat #
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NONE
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07704114
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NONE
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07850272
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NONE
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07911471
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NONE
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07913341
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NONE
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07977635
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NONE
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08052607
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NONE
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08117932
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NONE
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08117936
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NONE
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08235714
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NONE
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08235857
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NONE
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08257903
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NONE
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08373896
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NONE
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08440976
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NONE
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08450403
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NONE
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08455024
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NONE
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08462686
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NONE
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08473919
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NONE
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08518999
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NONE
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08608400
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NONE
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08640140
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NONE
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08723243
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NONE
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08724149
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NONE
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08728423
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NONE
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08758518
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NONE
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08828172
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NONE
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08829235
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NONE
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08871545
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NONE
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08903372
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NONE
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08922457
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Correspondence name and address
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GREENBLUM & BERNSTEIN, P.L.C.
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BRUCE H. BERNSTEIN, J168318
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1941 ROLAND CLARKE PLACE
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RESTON, VA 20191
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Assignment:
2
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| Reel/Frame: | 009753/0851 | |
| Pages: | 5 |
| | Recorded: | 02/08/1999 | | |
| Conveyance: | CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 9505 ARBORETUM BLVD., SUITE 100 |
| AUSTIN, TEXAS 78759 |
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NONE
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08804658
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Correspondence name and address
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GUNN, LEE & KEELING
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TED D. LEE
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700 N. ST. MARY'S STREET, SUITE 1500
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SAN ANTONIO, TEXAS 78205
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Assignment:
3
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| Reel/Frame: | 027700/0578 | |
| Pages: | 4 |
| | Recorded: | 02/14/2012 | | |
| Conveyance: | CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 550 MARYVILLE CENTRE DRIVE |
| ST. LOUIS, MISSOURI 63141 |
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NONE
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09136401
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Correspondence name and address
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GREENBLUM & BERNSTEIN, P.L.C.
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1950 ROLAND CLARKE PLACE
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RESTON, VA 20191
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Assignment:
4
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| Reel/Frame: | 034466/0213 | |
| Pages: | 4 |
| | Recorded: | 11/25/2014 | | |
| Attorney Dkt #: | T00137 FAM. SWB_SBC TECH |
| Conveyance: | CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 9505 ARBORETUM BLVD. |
| AUSTIN, TEXAS 78759 |
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Pat #
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Pat #
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Pat #
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Pub #
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Intl #
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App #
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NONE
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09592731
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09922794
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10330198
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10747447
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Correspondence name and address
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AT&T LEGAL DEPARTMENT - WT
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ONE AT&T WAY
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ROOM 2A-212
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BEDMINSTER, NJ 07921
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Assignment:
5
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| Reel/Frame: | 035681/0219 | |
| Pages: | 5 |
| | Recorded: | 05/20/2015 | | |
| Attorney Dkt #: | RPXC-29189-AT&T4 PBX |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 9505 ARBORETUM BLVD. |
| AUSTIN, TEXAS 78759 |
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Pat #
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Intl #
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App #
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11342793
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Correspondence name and address
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GREGORY M. HOWISON
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P.O. BOX 741715
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DALLAS, TX 75374-1715
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05/22/2024 11:21 PM
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