Granted Patent
Utility
US 6,590,181
· Confirmation No. 6170
LASER CUTTER APPARATUS USING TWO LASER BEAMS OF DIFFERENT WAVELENGTHS
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2007-06-05 | EBCC.AD |
Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update | 1 | View | |
| 2002-02-28 | TRNA |
Transmittal of New Application | 6 | View | |
| 2002-02-28 | A.PE |
Preliminary Amendment | 2 | View | |
| 2002-02-28 | SPEC |
Specification | 52 | View | |
| 2002-02-28 | CLM |
Claims | 13 | View | |
| 2002-02-28 | ABST |
Abstract | 1 | View | |
| 2002-02-28 | DRW |
Drawings-only black and white line drawings | 22 | View | |
| 2002-02-28 | OATH |
Oath or Declaration filed | 23 | View |
Inventors
Dae-Ho Choo
Suwon, KOREA, REPUBLIC OF
Byeong-Ill Kim
Seoul, KOREA, REPUBLIC OF
Sung-Uk Jung
Seoul, KOREA, REPUBLIC OF
Woo-Shik Lee
Seoul, KOREA, REPUBLIC OF
Bum-Soo Kim
Suwon, KOREA, REPUBLIC OF
Attorneys & Agents of Record
Classification
USPC
219/121.69
B23K26/0884
B23K26/044
B23K26/146
B23K26/1462
B23K26/361
B23K26/364
B23K26/60
Y02P40/57
B23K2103/50
B23K2101/40
H10P72/0428
B23K26/046
B23K26/0604
B23K26/0608
B23K26/067
B23K26/0736
B23K26/10
B23K26/127
B23K26/40
B28D1/221
B28D5/00
B28D5/0076
B32B2457/202
C03B29/025
C03B33/076
C03B33/091
C03B33/093
G02F1/133351
Prosecution
- Examiner
- EVANS, GEOFFREY S
- Art Unit
- 1725
- Customer No.
- 32605
- Docket No.
- 6192.0064.BA
- Confirmation No.
- 6170
Foreign Priority
34606/1998
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1998-08-26
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REPUBLIC OF KOREA
45429/1998
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1998-10-28
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REPUBLIC OF KOREA
53538/1998
·
1998-12-04
·
REPUBLIC OF KOREA
53539/1998
·
1998-12-04
·
REPUBLIC OF KOREA
53541/1998
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1998-12-04
·
REPUBLIC OF KOREA
Publication
- Pub. No.
- US20020125232A1
- Pub. Date
- 2002-09-12
Patent Term Adjustment
-2days
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Quick Facts
- Patent No.
- US 6,590,181
- App. No.
- 10/084,470
- Filed
- 2002-02-28
- Granted
- 2003-07-08
- Pub. No.
- US20020125232A1
- Examiner
- EVANS, GEOFFREY S
- Art Unit
- 1725
- PTA
- -2 days
External Links