Patent Application
Utility
App. No. 10/340,785
· Confirmation No. 7247
MAGNETIC HEAD HAVING TRACK WIDTH DEFINED BY TRENCH PORTIONS FILLED WITH MAGNETIC SHIELD MATERIAL
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-10-20 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2003-01-13 | TRNA |
Transmittal of New Application | 3 | View | |
| 2003-01-13 | A.PE |
Preliminary Amendment | 3 | View | |
| 2003-01-13 | SPEC |
Specification | 29 | View | |
| 2003-01-13 | CLM |
Claims | 8 | View | |
| 2003-01-13 | ABST |
Abstract | 1 | View | |
| 2003-01-13 | DRW |
Drawings-only black and white line drawings | 11 | View | |
| 2003-01-13 | OATH |
Oath or Declaration filed | 3 | View |
Inventors
Hisashi Takano
Hachioji-shi, JAPAN
Naoki Koyama
Kokubunji-shi, JAPAN
Hideo Tanabe
Higashimurayama-shi, JAPAN
Eijin Moriwaki
Hachioji-shi, JAPAN
Isamu Yuito
Ome-shi, JAPAN
Kazuo Shiiki
Kanagawa-ken, JAPAN
Tsuyoshi Ohnishi
Katsuta-shi, JAPAN
Tohru Ishitani
Katsuta-shi, JAPAN
Toshio Kobayashi
Tokyo, JAPAN
Hideo Todokoro
Tokyo, JAPAN
Chiaki Ishikawa
Kodaira-shi, JAPAN
Attorneys & Agents of Record
Classification
USPC
360/122
G11B5/3903
G11B5/112
G11B5/1278
G11B5/1871
G11B5/3103
G11B5/3106
G11B5/3116
G11B5/3143
G11B5/3163
G11B5/3967
Prosecution
- Examiner
- EVANS, JEFFERSON A
- Art Unit
- 2652
- Customer No.
- 24956
- Docket No.
- ASA-345-08
- Confirmation No.
- 7247
Foreign Priority
02-097659
·
1990-04-16
·
JAPAN
02-242340
·
1990-09-14
·
JAPAN
Publication
- Pub. No.
- US20030099063A1
- Pub. Date
- 2003-05-29
Patent Term Adjustment
0days
Parent
is a Continuation of
→
App. 10/083,104
· US 6,538,844
Filed 2002-02-27
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent
is a Continuation of
→
App. 09/598,491
Filed 2000-06-22
· Abandoned -- Failure to Respond to an Office Action
Parent
is a Continuation of
→
App. 09/084,321
· US 6,111,723
Filed 1998-05-26
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent
is a Division of
→
App. 08/192,794
· US 5,850,326
Filed 1994-02-07
· Patented Case
Parent
is a Continuation of
→
App. 07/683,719
Filed 1991-04-11
· Abandoned -- File-Wrapper-Continuation Parent Application
Child
is a Continuation of
→
App. 10/687,754
· US 6,839,200
Filed 2003-10-20
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
from
HITACHI, LTD.
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2005-01-27
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Quick Facts
- App. No.
- 10/340,785
- Filed
- 2003-01-13
- Granted
- 2003-12-16
- Pub. No.
- US20030099063A1
- Examiner
- EVANS, JEFFERSON A
- Art Unit
- 2652
- PTA
- 0 days
External Links