Granted Patent
Utility
US 6,683,937
· Confirmation No. 9155
CALL CENTER FOR HANDLING VIDEO CALLS FROM THE HEARING IMPAIRED
Patented Case
View Patent ↗
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-12-08 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2002-08-29 | TRNA |
Transmittal of New Application | 3 | View | |
| 2002-08-29 | SPEC |
Specification | 17 | View | |
| 2002-08-29 | CLM |
Claims | 6 | View | |
| 2002-08-29 | ABST |
Abstract | 1 | View | |
| 2002-08-29 | DRW |
Drawings-only black and white line drawings | 9 | View | |
| 2002-08-29 | OATH |
Oath or Declaration filed | 4 | View |
Inventors
Thomas Michael Watson
Raymore, MO
Paul W. Ludwick
Olathe, KS
Attorneys & Agents of Record
Classification
USPC
379/52
G09B21/009
H04M3/2218
H04M3/42391
H04M3/5183
H04M15/00
H04M2201/50
H04M2203/2061
H04N7/141
Prosecution
- Examiner
- CHAN, WING F
- Art Unit
- 2643
- Customer No.
- 28004
- Docket No.
- 1275A
- Confirmation No.
- 9155
Patent Term Adjustment
0days
IBSV LLC,
LAYER3 TV, LLC,
PUSHSPRING, LLC,
T-MOBILE CENTRAL LLC,
T-MOBILE USA, INC.,
ASSURANCE WIRELESS USA, L.P.,
BOOST WORLDWIDE, LLC,
CLEARWIRE COMMUNICATIONS LLC,
CLEARWIRE IP HOLDINGS LLC,
SPRINTCOM LLC,
SPRINT COMMUNICATIONS COMPANY L.P.,
SPRINT INTERNATIONAL INCORPORATED,
SPRINT SPECTRUM LLC
RELEASE OF SECURITY INTEREST
Recorded 2022-08-23
TERMINATION AND RELEASE OF FIRST PRIORITY AND JUNIOR PRIORITY SECURITY INTEREST IN PATENT RIGHTS
Recorded 2020-04-02
from
ASSURANCE WIRELESS USA, L.P.,
BOOST WORLDWIDE, LLC,
CLEARWIRE COMMUNICATIONS LLC,
CLEARWIRE IP HOLDINGS LLC,
CLEARWIRE LEGACY LLC,
ISBV LLC,
LAYER3 TV, INC.,
PUSHSPRING, INC.,
SPRINT COMMUNICATIONS COMPANY L.P.,
SPRINT INTERNATIONAL INCORPORATED,
SPRINT SPECTRUM L.P.,
T-MOBILE CENTRAL LLC,
T-MOBILE USA, INC.
SECURITY AGREEMENT
Recorded 2020-04-02
GRANT OF FIRST PRIORITY AND JUNIOR PRIORITY SECURITY INTEREST IN PATENT RIGHTS
Recorded 2017-03-06
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Quick Facts
- Patent No.
- US 6,683,937
- App. No.
- 10/232,546
- Filed
- 2002-08-29
- Granted
- 2004-01-27
- Examiner
- CHAN, WING F
- Art Unit
- 2643
- PTA
- 0 days
External Links