EP3920005A4

Electrical design rule checking method and device for integrated circuit

Abstract

This record has no abstract on file.

EP3920005A4, drawing sheet 1 — Sheet 1 of 4

Term

12.4 yearsto projected expiry

Projected expiry 5 March 2039, counted from filing; an application has no term until it is granted.

4 sheets

Sheet 1
Sheet 2
Sheet 3
Sheet 4

Every citation, both waysCites: the store holds 3 of 4

Citations
Document	Relation	Office	Cited during
US2009187866A1	Cites	United States of America	Search report
US9223912B1	Cites	United States of America	Search report
US9436795B2	Cites	United States of America	Search report
See also references of WO 2020155290A1	Non-patent	–	Search report

6 members in 4 offices

This recordMember, by publication datePriority claim

Priority claims3

Priority claims
Document	Office	Kind	Date
201910081729	China	A	2019-01-28
201910081729	China	–	2019-01-28
2019077021	China	W	2019-03-05

Members6

Family members, oldest first
Document	Office	Kind
CN111291531A	China	A	2020-06-16
WO2020155290A1	World Intellectual Property Organization (WIPO)	A1	2020-08-06
EP3920005A1	European Patent Office (EPO)	A1	2021-12-08
US2022100946A1	United States of America	A1	2022-03-31
EP3920005A4This record	European Patent Office (EPO)	A4	2023-03-22
US12086527B2	United States of America	B2	2024-09-10

11 legal events, as 2 offices reported them to INPADOC

Over the term

Point at a mark for the event

Events

Legal events, newest first
	Event	Code	Office
2023-03-22	Supplementary search report drawn up and despatchedA4	A4	EP
2023-03-22	Information provided on ipc code assigned before grantRIC1	RIC1	EP
2023-03-22	Information provided on ipc code assigned before grantRIC1	RIC1	EP
2023-02-13	Amendment of ipc main classPREVIOUS MAIN CLASS: H99Z9999999999R079	R079	DE
2022-05-04	Request for validation of the european patent (deleted)DAV	DAV	EP
2022-05-04	Request for extension of the european patent (deleted)DAX	DAX	EP
2021-12-08	Request for examination filed17P	17P	EP
2021-12-08	Designated contracting statesAK	AK	EP
2021-11-05	Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI	PUAI	EP
2021-11-05	Information on the status of an ep patent application or granted ep patentGrantedSTATUS: REQUEST FOR EXAMINATION WAS MADESTAA	STAA	EP
2020-08-08	Information on the status of an ep patent application or granted ep patentGrantedSTATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADESTAA	STAA	EP