Granted Patent
Utility
US 6,635,367
· Confirmation No. 7605
MAGNETIC RECORDING MEDIUM
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-08-18 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2001-08-30 | TRNA |
Transmittal of New Application | 3 | View | |
| 2001-08-30 | SPEC |
Specification | 31 | View | |
| 2001-08-30 | CLM |
Claims | 5 | View | |
| 2001-08-30 | ABST |
Abstract | 1 | View | |
| 2001-08-30 | DRW |
Drawings-only black and white line drawings | 9 | View | |
| 2001-08-30 | OATH |
Oath or Declaration filed | 4 | View |
Inventors
Masukazu Igarashi
Kawagoe, JAPAN
Fumiko Akagi
Fuchu, JAPAN
Hideki Zaitsu
Kokubunji, JAPAN
Futoshi Tomiyama
Hachioji, JAPAN
Attorneys & Agents of Record
Classification
USPC
428/694TM
Prosecution
- Examiner
- RICKMAN, HOLLY C
- Art Unit
- 1773
- Customer No.
- 20457
- Docket No.
- 1021.40598X00
- Confirmation No.
- 7605
Foreign Priority
2001-077414
·
2001-03-19
·
JAPAN
Publication
- Pub. No.
- US20020132140A1
- Pub. Date
- 2002-09-19
Patent Term Adjustment
0days
No related applications found.
RELEASE OF SECURITY INTEREST AT REEL 052915 FRAME 0566
Recorded 2022-02-08
SECURITY INTEREST
Recorded 2020-02-06
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2016-12-05
from
HITACHI, LTD.
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2006-03-14
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-08-30
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Quick Facts
- Patent No.
- US 6,635,367
- App. No.
- 09/941,798
- Filed
- 2001-08-30
- Granted
- 2003-10-21
- Pub. No.
- US20020132140A1
- Examiner
- RICKMAN, HOLLY C
- Art Unit
- 1773
- PTA
- 0 days
External Links