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EP0287280
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EP About this file: EP0287280
| EP0287280 - Magnetic recording medium process for producing the same [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 02.03.1992 Database last updated on 15.11.2024 | Most recent event Tooltip | 02.03.1992 | Application deemed to be withdrawn | published on 22.04.1992 [1992/17] | Applicant(s) | For all designated states Hitachi Maxell Ltd. No 1-1-88, Ushitora Ibaraki-shi Osaka-fu / JP | [1988/42] | Inventor(s) | 01 /
Maro, Tsuyoshi 1468-5, Furumagi Ishigemachi Yuki-gun Ibaraki-ken / JP | 02 /
Kitakami, Osamu 7-13406, Togashira-7-chome Toride-shi / JP | 03 /
Fujiwara, Hideo 3-16 Kubogaoka-3-chome Moriyamachi Kitasoma-gun Ibaraki-ken / JP | [1988/42] | Representative(s) | Cresswell, Thomas Anthony, et al J.A. Kemp & Co. 14 South Square Gray's Inn London WC1R 5JJ / GB | [N/P] |
| Former [1988/42] | Cresswell, Thomas Anthony, et al J.A. KEMP & CO. 14 South Square Gray's Inn London WC1R 5LX / GB | Application number, filing date | 88303123.9 | 07.04.1988 | [1988/42] | Priority number, date | JP19870084964 | 07.04.1987 Original published format: JP 8496487 | [1988/42] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0287280 | Date: | 19.10.1988 | Language: | EN | [1988/42] | Type: | A3 Search report | No.: | EP0287280 | Date: | 09.08.1989 | Language: | EN | [1989/32] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 22.06.1989 | Classification | IPC: | G11B5/84, G11B5/68, G11B5/70 | [1989/31] | CPC: |
B82Y10/00 (EP);
G11B5/70 (KR);
G11B5/712 (EP);
G11B5/743 (EP);
G11B5/84 (EP);
G11B5/852 (EP)
|
| Former IPC [1988/42] | G11B5/84 | Designated contracting states | DE, GB [1988/42] | Title | German: | Magnetischer Aufzeichnungsträger und Verfahren zu seiner Herstellung | [1988/42] | English: | Magnetic recording medium process for producing the same | [1988/42] | French: | Milieu d'enregistrement et son procédé de reproduction | [1988/42] | File destroyed: | 12.06.1999 | Examination procedure | 29.11.1989 | Examination requested [1990/04] | 03.05.1991 | Despatch of a communication from the examining division (Time limit: M04) | 14.09.1991 | Application deemed to be withdrawn, date of legal effect [1992/17] | 21.11.1991 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1992/17] | Fees paid | Renewal fee | 17.04.1990 | Renewal fee patent year 03 | 12.04.1991 | Renewal fee patent year 04 |
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| Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | JPS61204828 [ ]; | JPS6126938 [ ] | [ ] - PATENT ABSTRACTS OF JAPAN, Unexamined Applications, P Field, Vol. 9, No. 289, November 151985 The Patent Office Japanese Government page 61 P 405 & JP-A-60 127 519 (Matsushita Denki Sangyo K.K.) | [ ] - PATENT ABSTRACTS OF JAPAN, Unexamined Applications, P Field, Vol. 11, No. 35, February 031987 The Patent Office Japanese Government page 97 P 542 & JP-A-61 204 828 (Victor Co. of Japan Ltd.) | [ ] - PATENT ABSTRACTS OF JAPAN, Unexamined Applications, P Field, Vol. 10, No. 180, June 241986 The Patent Office Japanese Government page 20 P 471 & JP-A-61 026 938 (Hitachi Ltd.) |