Global Patent Index - EP 3149740 A4

GPI coverage and content

You can use Global Patent Index (GPI) to carry out detailed searches in the EPO's worldwide bibliographic (DOCDB), legal event (INPADOC) and full-text data sets, and download or visualise the search results for statistical analysis.

Current content: 159 679 824 patent documents

This week's update (08/11/2024 12:00 CET):

164 112 new documents added
576 445 documents amended

GPI key values

Run regular monitoring (e.g. monthly or quarterly) of technical areas or companies
Use built-in charts to visualise technical trends and patenting activity of companies
Choose the data you want to see and download to focus on what you are interested in
Run data quality assessments to measure the risk of incomplete search results

More information

GPI user manual (PDF), free trial and subscription information are available on the EPO website

EP 3149740 A4 20171101 - THYRISTOR VOLATILE RANDOM ACCESS MEMORY AND METHODS OF MANUFACTURE

Title (en)

THYRISTOR VOLATILE RANDOM ACCESS MEMORY AND METHODS OF MANUFACTURE

Title (de)

FLÜCHTIGER THYRISTOR-DIREKTZUGRIFFSSPEICHER UND VERFAHREN ZUR HERSTELLUNG

Title (fr)

MÉMOIRE VOLATILE À ACCÉS ALÉATOIRE POURVUE D'UN THYRISTOR, ET PROCÉDÉS DE FABRICATION

Publication

EP 3149740 A4 20171101 (EN)

Application

EP 15845023 A 20150925

Priority

US 201462055582 P 20140925
US 201514590834 A 20150106
US 201562186336 P 20150629
US 2015052499 W 20150925

Abstract (en)

[origin: WO2016049601A1] A volatile memory array using vertical thyristors is disclosed together with methods of fabricating the array.

IPC 8 full level

G11C 11/39 (2006.01); G11C 11/402 (2006.01); H01L 27/102 (2006.01); H01L 29/87 (2006.01); G11C 11/406 (2006.01)

CPC (source: CN EP US)

G06F 11/1048 (2013.01 - EP); G11C 11/39 (2013.01 - CN EP); G11C 11/4026 (2013.01 - EP); G11C 11/4067 (2013.01 - EP); G11C 11/408 (2013.01 - EP); G11C 11/4094 (2013.01 - EP); H01L 21/76 (2013.01 - EP); H01L 21/76224 (2013.01 - EP); H01L 29/66121 (2013.01 - EP); H01L 29/66363 (2013.01 - EP); H01L 29/87 (2013.01 - EP); H10B 12/10 (2023.02 - CN EP US); G11C 11/406 (2013.01 - EP)

Citation (search report)

[XAI] US 2012281468 A1 20121108 - LIANG QINGQING [US], et al
[XAI] US 2009213648 A1 20090827 - SLESAZECK STEFAN [DE]
[XI] US 8441881 B1 20130514 - NEMATI FARID [US]
[XI] US 2012228629 A1 20120913 - NEMATI FARID [US], et al
See also references of WO 2016049601A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2016049601 A1 20160331; EP 3149735 A1 20170405; EP 3149735 A4 20180613; EP 3149740 A1 20170405; EP 3149740 A4 20171101; EP 3149741 A1 20170405; EP 3149741 A4 20180117; WO 2016049606 A1 20160331; WO 2016049608 A1 20160331

DOCDB simple family (application)

US 2015052499 W 20150925; EP 15844478 A 20150925; EP 15844668 A 20150925; EP 15845023 A 20150925; US 2015052505 W 20150925; US 2015052507 W 20150925