Granted Patent
Utility
US 6,657,873
· Confirmation No. 6537
SWITCHING POWER SUPPLY CIRCUIT
Inventor:
Seiki Igarashi
|
⬇ PDF
|
Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-08-15 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2003-08-15 | LET. |
Miscellaneous Incoming Letter | 1 | View | |
| 2002-12-02 | TRNA |
Transmittal of New Application | 4 | View | |
| 2002-12-02 | DRW |
Drawings-only black and white line drawings | 5 | View | |
| 2002-12-02 | OATH |
Oath or Declaration filed | 1 | View | |
| 2002-08-23 | TRNA |
Transmittal of New Application | 2 | View | |
| 2002-08-23 | SPEC |
Specification | 8 | View | |
| 2002-08-23 | CLM |
Claims | 2 | View | |
| 2002-08-23 | ABST |
Abstract | 1 | View | |
| 2002-08-23 | DRW |
Drawings-only black and white line drawings | 4 | View |
Inventors
Seiki Igarashi
Tokyo, JAPAN
Attorneys & Agents of Record
Classification
USPC
363/17
H02M3/337
Prosecution
- Examiner
- PATEL, RAJNIKANT B
- Art Unit
- 2838
- Docket No.
- FUJI:231
- Confirmation No.
- 6537
Foreign Priority
JP2001-253737
·
2001-08-24
·
JAPAN
Publication
- Pub. No.
- US20030058664A1
- Pub. Date
- 2003-03-27
Patent Term Adjustment
0days
No related applications found.
MERGER AND CHANGE OF NAME
Recorded 2011-08-26
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2010-04-20
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this application's details
Quick Facts
- Patent No.
- US 6,657,873
- App. No.
- 10/227,630
- Filed
- 2002-08-23
- Granted
- 2003-12-02
- Pub. No.
- US20030058664A1
- Examiner
- PATEL, RAJNIKANT B
- Art Unit
- 2838
- PTA
- 0 days
External Links