Register information Patent

DE file number : P 31 76 639.0 (Status: not pending/lapsed, Query started: June 7, 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 31 76 639.0
96EP file numberEAKZ81 30 5689.2
97EP publication numberEPN81012
54Designation/titleTIVerfahren und Vorrichtung zur Verhinderung von Stratifikation von verflüssigten Gasen in einem Behälter.
51IPC main classICM
(ICMV)		 F17C 6/00 (1985.01)
51IPC secondary class(es)ICS
(ICSV)		 F17C 13/12 (1985.01)
22DE application dateDATDec 2, 1981
96EP application dateEATDec 2, 1981
43Date of first publicationOTJun 15, 1983
Date of publication of grantPETFeb 3, 1988
71/73Applicant/ownerINHNippon Kokan K.K., Tokio/Tokyo, JP
72InventorINIshiwatari, Takeo, Chiba-ken, JP; Sasaki, Yasuchiyo, Chiba-ken, JP; Misawa, Rokuro, Yokohama-shi Kanagawa-ken, JP; Shingo, Takao, Yokohama-shi Kanagawa-ken, JP
74RepresentativeVTRWestphal, Mussgnug & Partner Patentanwälte mit beschränkter Berufshaftung, 81541 München, DE
Address for service Westphal, Mussgnug & Partner Patentanwälte mit beschränkter Berufshaftung, 81541 München, DE
Patent division in charge 19
97EP language of publicationELANGEN - Englisch
84Designated EP contracting statesEDSDE, FR, IT
Published EP/WO documentsEPWOPNOriginal document: EP000000081012
Searchable text: EP000000081012
Original document: EP000000081012B1
Searchable text: EP000000081012B1
43Date of first publicationEVTJun 15, 1983
Date of the first transfer into DPMAregisterEREGTOct 1, 2012
Date of the (most recent) update in DPMAregisterREGTApr 30, 2022
(Show all update days)(Hide all update days)Oct 1, 2012; Feb 6, 2013; May 24, 2019; Aug 16, 2019; Apr 30, 2022
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 Jun 15, 1983   Display details
2 Procedure relating to EP application EPO publication of search report Jun 15, 1983   Display details
3 Publications Publication of a mention regarding EP 1st publication by DPMA Jul 21, 1983 Jul 21, 1983 Display details
4 Procedure relating to EP application EPO publication of mention regarding patent grant (beginning of opposition period) Feb 3, 1988   Display details
5 Publications Publication by DPMA of mention regarding EP patent grant Mar 10, 1988 Mar 10, 1988 Display details
6 Opposition procedure Opposition to patent filed Nov 3, 1988 Feb 9, 1989 Display details
7 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 Sep 3, 1991 Jan 16, 1992 Display details
8 Opposition procedure Revocation of patent by EPO Dec 15, 1991   Display details
9 Opposition procedure Decision on revocation by EPO has become final Dec 15, 1991 Jul 4, 2019 Display details