Granted Patent
Utility
US 6,461,776
· Confirmation No. 9235
RESIST PATTERN FORMING METHOD USING ANTI-REFLECTIVE LAYER WITH VARIABLE EXTINCTION COEFFICIENT
|
⬇ PDF
|
Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2002-01-25 | TRNA |
Transmittal of New Application | 2 | View | |
| 2002-01-25 | A.PE |
Preliminary Amendment | 4 | View | |
| 2002-01-25 | SPEC |
Specification | 72 | View | |
| 2002-01-25 | CLM |
Claims | 9 | View | |
| 2002-01-25 | ABST |
Abstract | 1 | View | |
| 2002-01-25 | DRW |
Drawings-only black and white line drawings | 22 | View | |
| 2002-01-25 | OATH |
Oath or Declaration filed | 2 | View |
Inventors
Attorneys & Agents of Record
Classification
USPC
430/22
H10P76/00
G03F7/091
Y10S430/151
Prosecution
- Examiner
- YOUNG, CHRISTOPHER G
- Art Unit
- 1756
- Customer No.
- 20457
- Docket No.
- 501.34032CC7
- Confirmation No.
- 9235
Foreign Priority
7-030425
·
1995-02-20
·
JAPAN
7-033313
·
1995-02-22
·
JAPAN
7-122150
·
1995-05-22
·
JAPAN
Publication
- Pub. No.
- US20020136970A1
- Pub. Date
- 2002-09-26
Patent Term Adjustment
0days
Parent
is a Continuation of
→
App. 09/849,487
· US 6,355,400
Filed 2001-05-07
· Patented Case
Parent
is a Continuation of
→
App. 09/664,554
· US 6,255,036
Filed 2000-09-18
· Patented Case
Parent
is a Continuation of
→
App. 09/440,111
· US 6,162,588
Filed 1999-11-15
· Patented Case
Parent
is a Continuation of
→
App. 09/285,010
· US 5,985,517
Filed 1999-04-01
· Patented Case
Parent
is a Continuation of
→
App. 09/159,786
· US 5,935,765
Filed 1998-09-24
· Patented Case
Parent
is a Continuation of
→
App. 09/021,186
· US 5,846,693
Filed 1998-02-10
· Patented Case
Parent
is a Continuation of
→
App. 08/601,361
· US 5,733,712
Filed 1996-02-16
· Patented Case
Child
is a Continuation of
→
App. 10/229,216
· US 6,555,295
Filed 2002-08-28
· Patented Case
from
HITACHI, LTD.
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2011-03-25
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 6,461,776
- App. No.
- 10/054,932
- Filed
- 2002-01-25
- Granted
- 2002-10-08
- Pub. No.
- US20020136970A1
- Examiner
- YOUNG, CHRISTOPHER G
- Art Unit
- 1756
- PTA
- 0 days
External Links