Register information Patent

DE file number : P 38 74 422.8 (Status: not pending/lapsed, Query started: September 21, 2024)

Please note: This English version is a non-binding translation of the German register excerpt. Only the German version of the register excerpt is legally binding.

Master data
INIDCriterionFieldContent
Type of IP rightSARTPatent
StatusSTNot pending/lapsed
21DE file number DAKZP 38 74 422.8
96EP file numberEAKZ88 10 9529.3
97EP publication numberEPN295643
54Designation/titleTIFeldeffekttransistor mit kurzer Kanallänge und Verfahren zu dessen Herstellung.
51IPC main classICM
(ICMV)		 H01L 29/78 (1995.01)
51IPC secondary class(es)ICS
(ICSV)		 H01L 21/00 (1995.01)
22DE application dateDATJun 15, 1988
96EP application dateEATJun 15, 1988
43Date of first publicationOTJan 26, 1989
Date of publication of grantPETSep 9, 1992
71/73Applicant/ownerINHNEC Corp., Tokyo, JP
72InventorINIshijima, Toshiyuki, Minato-ku Tokyo, JP
74RepresentativeVTRMoll, Walter, Dipl.-Phys. Dr.rer.nat., 80538 München, DE,Glawe, Ulrich, Dipl.-Phys. Dr.rer.nat., 80538 München, DE,Delfs, Klaus, Dipl.-Ing., 20149 Hamburg, DE,Mengdehl, Ulrich, Dipl.-Chem. Dr.rer.nat., 20148 Hamburg, DE,Niebuhr, Heinrich, Dipl.-Phys. Dr.phil.habil., 20148 Hamburg, DE,Merkau, Bernhard, Dipl.-Phys., 80538 München, DE
10Published DE documentsDEPNOriginal document: DE000003874422T2
Searchable text: DE000003874422T2
Address for service GLAWE DELFS MOLL - Partnerschaft von Patent- und Rechtsanwälten, München, DE
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31
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Foreign priorityPRC
PRNA
PRDA
JP
151837/87
Jun 17, 1987
Patent division in charge 33
97EP language of publicationELANGEN - Englisch
84Designated EP contracting statesEDSDE, GB, NL
43Date of first publicationEVTDec 21, 1988
Date of the first transfer into DPMAregisterEREGTOct 1, 2012
Date of the (most recent) update in DPMAregisterREGTFeb 8, 2013
(Show all update days)(Hide all update days)
  • Feb 8, 2013
    • Historical data not available for this/these date(s)
  • Oct 1, 2012
    • Date of the first transfer into DPMAregister
Procedural data
No. Kind of procedure Legal status Date of legal/procedural status Date of legal/procedural status sorted ascending Date of first publication Display all details
1 Procedure relating to EP application EPO 1st publication Dec 21, 1988   Display details
2 Publications Publication of a mention regarding EP 1st publication by DPMA Jan 26, 1989 Jan 26, 1989 Display details
3 Procedure relating to EP application EPO publication of search report Aug 23, 1989   Display details
4 Procedure relating to EP application EPO publication of mention regarding patent grant (beginning of opposition period) Sep 9, 1992   Display details
5 Publications Publication by DPMA of mention regarding EP patent grant Oct 15, 1992 Oct 15, 1992 Display details
6 Publications Translation of EP patent specification Apr 8, 1993 Apr 8, 1993 Display details
7 Procedure relating to EP application No opposition to patent grant filed, or opposition proceedings at EPO completed without decision Jun 9, 1993 Oct 7, 1993 Display details
8 Change of classification Change of IPC main class Oct 1, 1994   Display details
9 Administrative procedure Application is deemed to be withdrawn due to non-payment of annual fee/ IP right has lapsed due to non-payment of annual fee Mar 1, 1997 Jun 12, 1997 Display details