EP1069201A3
Steel for induction hardening
Abstract
A steel product contains, by mass%, C : 0.45 to 0.60%, Si : 0.01 to 0.15%, Mn : 0.20 to 0.60%, S : 0.012% or lower, Al : 0.015 to 0.040%, Ti : 0.005 to 0.050%, B : 0.0005 to 0.0050%, N : 0.010% or lower, O : 0.0010% or lower, and balance being Fe and unavoidable impurities. Limitations are provided to allowable maximum sizes per each sort of contained non-metallic inclusions and the number per unit area thereof. This steel may contains one kind or two kinds or more of Cr: 1.00% or lower, Mo: 0.50% or lower and Ni: 1.50 or lower.
Term
Term ended
Projected expiry passed 13 July 2020, 6.2 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
Every citation, both waysCites: the store holds 3 of 4
| Document | Relation | Office | Category | Cited during | Relevant claims |
|---|---|---|---|---|---|
| WO0102615A1 | Cites | World Intellectual Property Organization (WIPO) | E | Search report | 1-8 |
| GB2345116A | Cites | United Kingdom | PX | Search report | 1-8 |
| US6123785A | Cites | United States of America | E | Search report | 1-8 |
| PATENT ABSTRACTS OF JAPAN vol. 017, no. 373 (C - 1083) 14 July 1993 (1993-07-14) | Non-patent | – | – | Search report | – |
| PATENT ABSTRACTS OF JAPAN vol. 1999, no. 08 30 June 1999 (1999-06-30) | Non-patent | – | – | Search report | – |
| PATENT ABSTRACTS OF JAPAN vol. 1998, no. 14 31 December 1998 (1998-12-31) | Non-patent | – | – | Search report | – |
| PATENT ABSTRACTS OF JAPAN vol. 1997, no. 07 31 July 1997 (1997-07-31) | Non-patent | – | – | Search report | – |
| PATENT ABSTRACTS OF JAPAN vol. 1998, no. 12 31 October 1998 (1998-10-31) | Non-patent | – | – | Search report | – |
| PATENT ABSTRACTS OF JAPAN vol. 014, no. 356 (C - 0745) 2 August 1990 (1990-08-02) | Non-patent | – | – | Search report | – |
4 members in 3 offices
Priority claims4
| Document | Office | Kind | Date |
|---|---|---|---|
| 19883699 | Japan | A | |
| 19883699 | Japan | – | |
| 19883699 | – | – | – |
| JP19990198836 | – | – | – |
Members4
| Document | Office | Kind | |
|---|---|---|---|
| EP1069201A2 | European Patent Office (EPO) | A2 | |
| JP2001026836A | Japan | A | |
| US6203630B1 | United States of America | B1 | |
| EP1069201A3This record | European Patent Office (EPO) | A3 |
12 legal events, as the office reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | |
|---|---|---|
| Application deemed to be withdrawnWithdrawn18D | 18D | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWNSTAA | STAA | |
| First examination report despatched17Q | 17Q | |
| Designation fees paidDE FR GBAKX | AKX | |
| Request for examination filed17P | 17P | |
| Designated contracting statesAK | AK | |
| Request for extension of the european patentAL;LT;LV;MK;RO;SIAX | AX | |
| Search report despatchedORIGINAL CODE: 0009013PUAL | PUAL | |
| Designated contracting statesAK | AK | |
| Designated contracting statesAK | AK | |
| Request for extension of the european patentAL;LT;LV;MK;RO;SIAX | AX | |
| Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI | PUAI |
Numbers
- Publication
- 1069201
- Publication, DOCDB
- 1069201
- Publication, EPODOC
- EP1069201
- Application
- 115224
- Application, DOCDB
- 00115224
- Application, EPODOC
- EP20000115224
Titles3
- German
- Stahl zum Induktionshärten
- English
- Steel for induction hardening
- French
- Acier pour durcissement par induction
Classification
- CPC, 4
- C22C38/50
- C22C38/04
- C22C38/06
- C22C38/54
- IPC, 6
- C22C38 00
- C22C38 04
- C22C38 06
- C22C38 14
- C22C38 50
- C22C38 54
Designated states2
- Contracting states, 1
- Sweden
- Extension states, 1
- Slovenia