Granted Patent
Utility
US 6,483,909
· Confirmation No. 3252
SYSTEM AND METHOD FOR PROVIDING SERVICE ASSURANCE FOR PREPAID TELECOMMUNICATION SERVICES
Patented Case
View Patent ↗
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2002-01-11 | TRNA |
Transmittal of New Application | 3 | View | |
| 2002-01-11 | SPEC |
Specification | 11 | View | |
| 2002-01-11 | CLM |
Claims | 6 | View | |
| 2002-01-11 | ABST |
Abstract | 1 | View | |
| 2002-01-11 | DRW |
Drawings-only black and white line drawings | 6 | View | |
| 2002-01-11 | OATH |
Oath or Declaration filed | 3 | View |
Inventors
Minh Duy Khuc
San Jose, CA
Carl Milton Coppage
Harrisonville, MO
Attorneys & Agents of Record
Classification
USPC
379/114.2
H04M17/103
H04M1/24
H04M3/248
H04M3/323
H04M17/00
H04M2017/12
Prosecution
- Examiner
- TIEU, BINH KIEN
- Art Unit
- 2643
- Customer No.
- 28004
- Docket No.
- 1248A
- Confirmation No.
- 3252
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 6,483,909
- App. No.
- 10/044,485
- Filed
- 2002-01-11
- Granted
- 2002-11-19
- Examiner
- TIEU, BINH KIEN
- Art Unit
- 2643
- PTA
- 0 days
External Links