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Extract from the Register of European Patents

EP About this file: EP3691529

EP3691529 - SYSTEM AND METHOD FOR BASIS MATERIAL DECOMPOSITION WITH A GENERAL PHYSICAL CONSTRAINT FOR MULTI-ENERGY COMPUTED TOMOGRAPHY [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  12.05.2023
Database last updated on 01.10.2024
FormerThe patent has been granted
Status updated on  03.06.2022
FormerGrant of patent is intended
Status updated on  20.01.2022
FormerRequest for examination was made
Status updated on  10.07.2020
FormerThe international publication has been made
Status updated on  13.04.2019
Formerunknown
Status updated on  17.11.2018
Most recent event   Tooltip27.09.2024Lapse of the patent in a contracting state
New state(s): MT		published on 30.10.2024 [2024/44]
Applicant(s)For all designated states
Mayo Foundation for Medical Education and Research
200 First Street S.W.
Rochester, MN 55905 / US
[2020/33]
Inventor(s)01 / MCCOLLOUGH, Cynthia H.
5281 Roselee Circle NW
Byron MN 55920-4010 / US
02 / LENG, Shuai
4041 Stone Point Drive NE
Rochester MN 55906 / US
03 / LI, Zhoubo
521 S. Butterfield Road
Libertyville IL 60048-2519 / US
04 / YU, Lifeng
1605 Ancaster Drive
Byron MN 55920-1557 / US
 [2020/33]
Representative(s)Samson & Partner Patentanwälte mbB
Widenmayerstraße 6
80538 München / DE
[2020/33]
Application number, filing date18797238.508.10.2018
[2020/33]
WO2018US54855
Priority number, dateUS201762568988P06.10.2017         Original published format: US 201762568988 P
[2020/33]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019071256
Date:11.04.2019
Language:EN
[2019/15]
Type: A1 Application with search report 
No.:EP3691529
Date:12.08.2020
Language:EN
The application published by WIPO in one of the EPO official languages on 11.04.2019 takes the place of the publication of the European patent application.
[2020/33]
Type: B1 Patent specification 
No.:EP3691529
Date:06.07.2022
Language:EN
[2022/27]
Search report(s)International search report - published on:EP11.04.2019
ClassificationIPC:A61B6/00, G01N23/087, G01N23/046, G06T11/00, G01V5/00
[2020/33]
CPC:
A61B6/482 (EP,US); A61B6/4241 (EP); A61B6/481 (EP);
A61B6/5205 (EP); A61B6/5217 (EP); A61B6/583 (EP);
G01N23/046 (EP); G01N23/087 (EP); G01V5/224 (EP);
G01V5/226 (EP); G06T11/008 (EP,US); G16H30/40 (US);
G16H50/30 (EP); G01N2223/206 (EP); G01N2223/419 (EP);
G01N2223/423 (EP); G06T2207/10081 (EP); G06T2211/408 (EP,US) (-)
Designated contracting statesAL,   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 [2020/33]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:SYSTEM UND VERFAHREN ZUR GRUNDMATERIALZERSETZUNG MIT EINER ALLGEMEINEN PHYSIKALISCHEN BESCHRÄNKUNG FÜR MEHRENERGIE-COMPUTERTOMOGRAPHIE[2020/33]
English:SYSTEM AND METHOD FOR BASIS MATERIAL DECOMPOSITION WITH A GENERAL PHYSICAL CONSTRAINT FOR MULTI-ENERGY COMPUTED TOMOGRAPHY[2020/33]
French:SYSTÈME ET PROCÉDÉ DE DÉCOMPOSITION DE MATÉRIAU DE BASE AVEC UNE CONTRAINTE PHYSIQUE GÉNÉRALE POUR TOMODENSITOMÉTRIE (TDM) MULTIÉNERGIE[2020/33]
Entry into regional phase28.04.2020National basic fee paid 
28.04.2020Designation fee(s) paid 
28.04.2020Examination fee paid 
Examination procedure28.04.2020Examination requested  [2020/33]
28.04.2020Date on which the examining division has become responsible
23.11.2020Amendment by applicant (claims and/or description)
21.01.2022Communication of intention to grant the patent
30.05.2022Fee for grant paid
30.05.2022Fee for publishing/printing paid
30.05.2022Receipt of the translation of the claim(s)
Opposition(s)11.04.2023No opposition filed within time limit [2023/24]
Fees paidRenewal fee
22.10.2020Renewal fee patent year 03
27.10.2021Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
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Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipHU08.10.2018
AL06.07.2022
AT06.07.2022
BG06.07.2022
CY06.07.2022
CZ06.07.2022
DK06.07.2022
EE06.07.2022
ES06.07.2022
FI06.07.2022
HR06.07.2022
IT06.07.2022
LT06.07.2022
LV06.07.2022
MC06.07.2022
MK06.07.2022
MT06.07.2022
PL06.07.2022
RO06.07.2022
RS06.07.2022
SE06.07.2022
SI06.07.2022
SK06.07.2022
SM06.07.2022
NO06.10.2022
GR07.10.2022
GB08.10.2022
IE08.10.2022
LU08.10.2022
BE31.10.2022
CH31.10.2022
FR31.10.2022
LI31.10.2022
IS06.11.2022
PT07.11.2022
[2024/44]
Former [2024/34]HU08.10.2018
AL06.07.2022
AT06.07.2022
BG06.07.2022
CY06.07.2022
CZ06.07.2022
DK06.07.2022
EE06.07.2022
ES06.07.2022
FI06.07.2022
HR06.07.2022
IT06.07.2022
LT06.07.2022
LV06.07.2022
MC06.07.2022
MK06.07.2022
PL06.07.2022
RO06.07.2022
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SI06.07.2022
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SM06.07.2022
NO06.10.2022
GR07.10.2022
GB08.10.2022
IE08.10.2022
LU08.10.2022
BE31.10.2022
CH31.10.2022
FR31.10.2022
LI31.10.2022
IS06.11.2022
PT07.11.2022
Former [2024/27]HU08.10.2018
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NO06.10.2022
GR07.10.2022
GB08.10.2022
IE08.10.2022
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BE31.10.2022
CH31.10.2022
FR31.10.2022
LI31.10.2022
IS06.11.2022
PT07.11.2022
Former [2024/24]HU08.10.2018
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CZ06.07.2022
DK06.07.2022
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ES06.07.2022
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SM06.07.2022
NO06.10.2022
GR07.10.2022
GB08.10.2022
IE08.10.2022
LU08.10.2022
BE31.10.2022
CH31.10.2022
FR31.10.2022
LI31.10.2022
IS06.11.2022
PT07.11.2022
Former [2024/21]AL06.07.2022
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MC06.07.2022
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SM06.07.2022
NO06.10.2022
GR07.10.2022
GB08.10.2022
IE08.10.2022
LU08.10.2022
BE31.10.2022
CH31.10.2022
FR31.10.2022
LI31.10.2022
IS06.11.2022
PT07.11.2022
Former [2024/11]AL06.07.2022
AT06.07.2022
CZ06.07.2022
DK06.07.2022
EE06.07.2022
ES06.07.2022
FI06.07.2022
IT06.07.2022
LT06.07.2022
LV06.07.2022
MC06.07.2022
PL06.07.2022
RO06.07.2022
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SE06.07.2022
SI06.07.2022
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SM06.07.2022
NO06.10.2022
GR07.10.2022
GB08.10.2022
IE08.10.2022
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BE31.10.2022
CH31.10.2022
FR31.10.2022
LI31.10.2022
IS06.11.2022
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Former [2023/48]AL06.07.2022
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LT06.07.2022
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MC06.07.2022
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SI06.07.2022
SK06.07.2022
SM06.07.2022
NO06.10.2022
GR07.10.2022
GB08.10.2022
IE08.10.2022
LU08.10.2022
BE31.10.2022
CH31.10.2022
FR31.10.2022
LI31.10.2022
IS06.11.2022
PT07.11.2022
Former [2023/47]AL06.07.2022
AT06.07.2022
CZ06.07.2022
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ES06.07.2022
FI06.07.2022
LT06.07.2022
LV06.07.2022
MC06.07.2022
PL06.07.2022
RO06.07.2022
RS06.07.2022
SE06.07.2022
SI06.07.2022
SK06.07.2022
SM06.07.2022
NO06.10.2022
GR07.10.2022
GB08.10.2022
LU08.10.2022
BE31.10.2022
CH31.10.2022
FR31.10.2022
LI31.10.2022
IS06.11.2022
PT07.11.2022
Former [2023/42]AL06.07.2022
AT06.07.2022
CZ06.07.2022
DK06.07.2022
EE06.07.2022
ES06.07.2022
FI06.07.2022
LT06.07.2022
LV06.07.2022
MC06.07.2022
PL06.07.2022
RO06.07.2022
RS06.07.2022
SE06.07.2022
SI06.07.2022
SK06.07.2022
SM06.07.2022
NO06.10.2022
GR07.10.2022
LU08.10.2022
BE31.10.2022
CH31.10.2022
FR31.10.2022
LI31.10.2022
IS06.11.2022
PT07.11.2022
Former [2023/37]AL06.07.2022
AT06.07.2022
CZ06.07.2022
DK06.07.2022
EE06.07.2022
ES06.07.2022
FI06.07.2022
LT06.07.2022
LV06.07.2022
MC06.07.2022
PL06.07.2022
RO06.07.2022
RS06.07.2022
SE06.07.2022
SI06.07.2022
SK06.07.2022
SM06.07.2022
NO06.10.2022
GR07.10.2022
LU08.10.2022
CH31.10.2022
FR31.10.2022
LI31.10.2022
IS06.11.2022
PT07.11.2022
Former [2023/35]AL06.07.2022
AT06.07.2022
CZ06.07.2022
DK06.07.2022
EE06.07.2022
ES06.07.2022
FI06.07.2022
LT06.07.2022
LV06.07.2022
MC06.07.2022
PL06.07.2022
RO06.07.2022
RS06.07.2022
SE06.07.2022
SK06.07.2022
SM06.07.2022
NO06.10.2022
GR07.10.2022
LU08.10.2022
CH31.10.2022
FR31.10.2022
LI31.10.2022
IS06.11.2022
PT07.11.2022
Former [2023/30]AL06.07.2022
AT06.07.2022
CZ06.07.2022
DK06.07.2022
EE06.07.2022
ES06.07.2022
FI06.07.2022
LT06.07.2022
LV06.07.2022
MC06.07.2022
PL06.07.2022
RO06.07.2022
RS06.07.2022
SE06.07.2022
SK06.07.2022
SM06.07.2022
NO06.10.2022
GR07.10.2022
LU08.10.2022
IS06.11.2022
PT07.11.2022
Former [2023/29]AL06.07.2022
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EE06.07.2022
ES06.07.2022
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LT06.07.2022
LV06.07.2022
MC06.07.2022
PL06.07.2022
RO06.07.2022
RS06.07.2022
SE06.07.2022
SK06.07.2022
SM06.07.2022
NO06.10.2022
GR07.10.2022
IS06.11.2022
PT07.11.2022
Former [2023/25]AT06.07.2022
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DK06.07.2022
EE06.07.2022
ES06.07.2022
FI06.07.2022
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LV06.07.2022
MC06.07.2022
PL06.07.2022
RO06.07.2022
RS06.07.2022
SE06.07.2022
SK06.07.2022
SM06.07.2022
NO06.10.2022
GR07.10.2022
IS06.11.2022
PT07.11.2022
Former [2023/23]AT06.07.2022
CZ06.07.2022
DK06.07.2022
EE06.07.2022
ES06.07.2022
FI06.07.2022
LT06.07.2022
LV06.07.2022
PL06.07.2022
RO06.07.2022
RS06.07.2022
SE06.07.2022
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SM06.07.2022
NO06.10.2022
GR07.10.2022
IS06.11.2022
PT07.11.2022
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ES06.07.2022
FI06.07.2022
LT06.07.2022
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PL06.07.2022
RO06.07.2022
RS06.07.2022
SE06.07.2022
SM06.07.2022
NO06.10.2022
GR07.10.2022
IS06.11.2022
PT07.11.2022
Former [2023/21]DK06.07.2022
ES06.07.2022
FI06.07.2022
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PL06.07.2022
RS06.07.2022
SE06.07.2022
SM06.07.2022
NO06.10.2022
GR07.10.2022
IS06.11.2022
PT07.11.2022
Former [2023/20]ES06.07.2022
FI06.07.2022
LT06.07.2022
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PL06.07.2022
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SM06.07.2022
NO06.10.2022
GR07.10.2022
IS06.11.2022
PT07.11.2022
Former [2023/12]ES06.07.2022
FI06.07.2022
LT06.07.2022
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NO06.10.2022
GR07.10.2022
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PT07.11.2022
Former [2023/11]ES06.07.2022
FI06.07.2022
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NO06.10.2022
GR07.10.2022
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LT06.07.2022
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GR07.10.2022
PT07.11.2022
Former [2023/09]ES06.07.2022
FI06.07.2022
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NO06.10.2022
PT07.11.2022
Former [2023/08]ES06.07.2022
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LT06.07.2022
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SE06.07.2022
NO06.10.2022
Cited inInternational search[Y]WO2009102996  (MAYO FOUNDATION [US], et al) [Y] 1,2,5,6 * paragraph [0083] *;
 [X]WO2016171570  (MARS BIOIMAGING LTD [NZ]) [X] 1,5 * page 47, line 12 and 20 *;
 [XY]  - LI ZHOUBO ET AL, "Image-based material decomposition with a general volume constraint for photon-counting CT", PROGRESS IN BIOMEDICAL OPTICS AND IMAGING, SPIE - INTERNATIONAL SOCIETY FOR OPTICAL ENGINEERING, BELLINGHAM, WA, US, (20150318), vol. 9412, doi:10.1117/12.2082069, ISSN 1605-7422, ISBN 978-1-5106-0027-0, pages 94120T - 94120T, XP060050933 [X] 1-8 * Section 2.4, first paragraph; section 2.1, paragraph "Noise magnification ...."; section 2.2 * [Y] 1,2,5,6

DOI:   http://dx.doi.org/10.1117/12.2082069
 [X]  - LIU XIN ET AL, "Quantitative imaging of element composition and mass fraction using dual-energy CT: Three-material decomposition", MEDICAL PHYSICS, AIP, MELVILLE, NY, US, (20090410), vol. 36, no. 5, doi:10.1118/1.3097632, ISSN 0094-2405, pages 1602 - 1609, XP012129992 [X] 1,5 * equation 5; Section II.A.2.; fig. 5 *

DOI:   http://dx.doi.org/10.1118/1.3097632
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