Granted Patent
Utility
US 6,480,698
· Confirmation No. 1862
LEARNING METHOD AND SYSTEM BASED ON QUESTIONING
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2008-03-27 | LET. |
Miscellaneous Incoming Letter | 1 | View | |
| 2008-03-27 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2007-08-06 | PA.. |
Power of Attorney | 1 | View | |
| 2007-08-06 | R3.73 |
Assignee showing of ownership per 37 CFR 3.73 | 2 | View | |
| 2007-08-06 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2001-08-20 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-08-20 | A.PE |
Preliminary Amendment | 3 | View | |
| 2001-08-20 | SPEC |
Specification | 38 | View | |
| 2001-08-20 | CLM |
Claims | 6 | View | |
| 2001-08-20 | ABST |
Abstract | 8 | View | |
| 2001-08-20 | DRW |
Drawings-only black and white line drawings | 16 | View | |
| 2001-08-20 | OATH |
Oath or Declaration filed | 3 | View |
Inventors
Chi Fai Ho
Union City, CA
Peter P. Tong
Mountain View, CA
Attorneys & Agents of Record
Classification
USPC
434/362
Prosecution
- Examiner
- CHENG, JOE H
- Art Unit
- 3713
- Customer No.
- 26111
- Docket No.
- 2222.5930006
- Confirmation No.
- 1862
Publication
- Pub. No.
- US20020018984A1
- Pub. Date
- 2002-02-14
Patent Term Adjustment
-13days
from
BENHOV GMBH, LLC
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2020-02-09
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2020-01-05
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2007-03-05
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2005-08-03
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Quick Facts
- Patent No.
- US 6,480,698
- App. No.
- 09/935,538
- Filed
- 2001-08-20
- Granted
- 2002-11-12
- Pub. No.
- US20020018984A1
- Examiner
- CHENG, JOE H
- Art Unit
- 3713
- PTA
- -13 days
External Links