Master dataINID | Criterion | Field | Content |
---|
| Type of IP right | SART | Patent |
| Status | ST | Not pending/lapsed |
21 | DE file number | DAKZ | P 35 78 247.1 |
96 | EP file number | EAKZ | 85 10 8961.5 |
97 | EP publication number | EPN | 187191 |
54 | Designation/title | TI | Medium und Verfahren zur Informationsaufzeichnung. |
51 | IPC main class | ICM (ICMV) | G11B 7/24 (2000.01) |
22 | DE application date | DAT | Jul 17, 1985 |
96 | EP application date | EAT | Jul 17, 1985 |
43 | Date of first publication | OT | Aug 21, 1986 |
| Date of publication of grant | PET | Jun 13, 1990 |
71/73 | Applicant/owner | INH | TDK Corp., Tokyo, JP |
72 | Inventor | IN | Osaka, Yukio, Higashi-hiroshima-shi Hiroshima, JP; Imura, Takeshi, Higashi-hiroshima-shi Hiroshima, JP; Nakashita, Toshio, Higashi-hiroshima-shi Hiroshima, JP |
74 | Representative | VTR | Vogeser, Werner, Dipl.-Ing., 81379 München, DE,Boecker, Joachim, Dipl.-Ing. Dr.-Ing., 60313 Frankfurt, DE,Alber, Norbert, Dipl.-Ing. Univ. Dipl.-Wirtsch.-Ing.Univ, 81369 München, DE,Strych, Werner, Dr.rer.nat., 81369 München, DE |
| Address for service | | Patent- und Rechtsanwälte Hansmann & Vogeser, 81369 München, DE |
33 31 32
| Foreign priority | PRC PRNA PRDA
| JP 275373/84 Dec 28, 1984
|
| Patent division in charge | | 55 |
97 | EP language of publication | ELANG | EN - Englisch |
84 | Designated EP contracting states | EDS | DE, FR, GB |
43 | Date of first publication | EVT | Jul 16, 1986 |
| Date of the first transfer into DPMAregister | EREGT | Sep 25, 2012 |
| Date of the (most recent) update in DPMAregister | REGT | Jan 19, 2013 (Show all update days)(Hide all update days)- Jan 19, 2013
- Historical data not available for this/these date(s)
- Sep 25, 2012
- Date of the first transfer into DPMAregister
|
Procedural dataNo. |
Kind of procedure
|
Legal status
|
Date of legal/procedural status
![Date of legal/procedural status sorted ascending Date of legal/procedural status sorted ascending](/DPMAregister/assets/ctx/c98f7895/images/icon_arrow_up_new.gif) |
Date of first publication
| Display all details |
---|
1 |
Procedure relating to EP application
|
EPO 1st publication
|
Jul 16, 1986
| |
Display details
|
2 |
Publications
|
Publication of a mention regarding EP 1st publication by DPMA
|
Aug 21, 1986
|
Aug 21, 1986 |
Display details
|
3 |
Procedure relating to EP application
|
EPO publication of search report
|
May 27, 1987
| |
Display details
|
4 |
Procedure relating to EP application
|
EPO publication of mention regarding patent grant (beginning of opposition period)
|
Jun 13, 1990
| |
Display details
|
5 |
Publications
|
Publication by DPMA of mention regarding EP patent grant
|
Jul 19, 1990
|
Jul 19, 1990 |
Display details
|
6 |
Procedure relating to EP application
|
No opposition to patent grant filed, or opposition proceedings at EPO completed without decision
|
Mar 13, 1991
|
Jul 11, 1991 |
Display details
|
7 |
Change of classification
|
Change of IPC main class
|
Oct 1, 1994
| |
Display details
|
8 |
Change of classification
|
Change of IPC main class
|
Oct 9, 1999
| |
Display details
|
9 |
Administrative procedure
|
IP right lapsed through expiry of term of protection
|
Jul 17, 2005
| |
Display details
|