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Extract from the Register of European Patents

EP About this file: EP2047572

EP2047572 - TUNABLE GENERATION OF TERAHERTZ RADIATION [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  30.12.2018
Database last updated on 14.11.2024
FormerThe patent has been granted
Status updated on  19.01.2018
FormerGrant of patent is intended
Status updated on  15.11.2017
FormerExamination is in progress
Status updated on  31.03.2017
Most recent event   Tooltip10.07.2020Lapse of the patent in a contracting state
New state(s): IS		published on 12.08.2020  [2020/33]
Applicant(s)For all designated states
Magtera, Inc.
PO Box 4308
Walnut Creek, CA 94596 / US
[2018/08]
Former [2017/09]For all designated states
Magtera, Inc.
PO Box 4308
Walnut Creek, CA 94596 / US
Former [2017/03]For all designated states
Magtera, Inc.
536 North Civic Drive Suite A
Walnut Creek, CA 94597 / US
Former [2009/16]For all designated states
Terahertz Technologies LLC
536 North Civic Drive Suite A
Walnut Creek, CA 94597 / US
Inventor(s)01 / KORENBLIT, Yehiel
Bar-Yehuda 10/15
Netanya / IL
02 / TANKHILEVICH, Boris, G.
536 North Civic Drive
Suite A
Walnut Creek, CA 94597 / US
 [2018/08]
Former [2009/16]01 / KORENBLIT, Yehiel
Bar-Yehuda 10/15
Netanya / IL
02 / TANKHILEVICH, Boris G.
536 North Civic Drive, Suite A
Walnut Creek, CA 94597 / US
Representative(s)Knöner, Gregor, et al
Kahler Käck Mollekopf
Partnerschaft von Patentanwälten mbB
Vorderer Anger 239
86899 Landsberg am Lech / DE
[2018/08]
Former [2009/16]Käck, Jürgen
Patentanwälte Kahler Käck Mollekopf Vorderer Anger 239
86899 Landsberg / DE
Application number, filing date07761170.524.04.2007
[2009/16]
WO2007US67272
Priority number, dateUS2006049688931.07.2006         Original published format: US 496889
[2009/16]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO2008016731
Date:07.02.2008
Language:EN
[2008/06]
Type: A2 Application without search report 
No.:EP2047572
Date:15.04.2009
Language:EN
The application published by WIPO in one of the EPO official languages on 07.02.2008 takes the place of the publication of the European patent application.
[2009/16]
Type: B1 Patent specification 
No.:EP2047572
Date:21.02.2018
Language:EN
[2018/08]
Search report(s)International search report - published on:US24.12.2008
(Supplementary) European search report - dispatched on:EP18.06.2013
ClassificationIPC:H01S1/02
[2013/28]
CPC:
H01S1/02 (EP,US)
Former IPC [2009/16]H01S5/06, H01S4/00
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MT,   NL,   PL,   PT,   RO,   SE,   SI,   SK,   TR [2018/08]
Former [2009/16]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HU,  IE,  IS,  IT,  LI,  LT,  LU,  LV,  MC,  MT,  NL,  PL,  PT,  RO,  SE,  SI,  SK,  TR 
TitleGerman:ABSTIMMBARE ERZEUGUNG VON TERAHERTZSTRAHLUNG[2009/16]
English:TUNABLE GENERATION OF TERAHERTZ RADIATION[2009/16]
French:GÉNÉRATION RÉGLABLE D'UN RAYONNEMENT TÉRAHERTZ[2009/16]
Entry into regional phase16.02.2009National basic fee paid 
16.02.2009Search fee paid 
16.06.2009Designation fee(s) paid 
16.06.2009Examination fee paid 
Examination procedure07.05.2008Request for preliminary examination filed
International Preliminary Examining Authority: US
16.06.2009Examination requested  [2009/31]
13.01.2014Amendment by applicant (claims and/or description)
04.04.2017Despatch of a communication from the examining division (Time limit: M04)
31.07.2017Reply to a communication from the examining division
16.11.2017Communication of intention to grant the patent
09.01.2018Fee for grant paid
09.01.2018Fee for publishing/printing paid
09.01.2018Receipt of the translation of the claim(s)
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  04.04.2017
Opposition(s)22.11.2018No opposition filed within time limit [2019/05]
Fees paidRenewal fee
30.04.2009Renewal fee patent year 03
31.03.2010Renewal fee patent year 04
29.04.2011Renewal fee patent year 05
27.03.2012Renewal fee patent year 06
30.04.2013Renewal fee patent year 07
30.04.2014Renewal fee patent year 08
29.04.2015Renewal fee patent year 09
23.03.2016Renewal fee patent year 10
24.04.2017Renewal fee patent year 11
Opt-out from the exclusive  Tooltip
competence of the Unified
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  TooltipHU24.04.2007
AT21.02.2018
CY21.02.2018
CZ21.02.2018
DK21.02.2018
EE21.02.2018
ES21.02.2018
FI21.02.2018
IT21.02.2018
LT21.02.2018
LV21.02.2018
MC21.02.2018
NL21.02.2018
PL21.02.2018
PT21.02.2018
RO21.02.2018
SE21.02.2018
SI21.02.2018
SK21.02.2018
TR21.02.2018
IE24.04.2018
LU24.04.2018
MT24.04.2018
BE30.04.2018
CH30.04.2018
LI30.04.2018
BG21.05.2018
GR22.05.2018
IS21.06.2018
[2020/33]
Former [2020/27]HU24.04.2007
AT21.02.2018
CY21.02.2018
CZ21.02.2018
DK21.02.2018
EE21.02.2018
ES21.02.2018
FI21.02.2018
IT21.02.2018
LT21.02.2018
LV21.02.2018
MC21.02.2018
NL21.02.2018
PL21.02.2018
PT21.02.2018
RO21.02.2018
SE21.02.2018
SI21.02.2018
SK21.02.2018
TR21.02.2018
IE24.04.2018
LU24.04.2018
MT24.04.2018
BE30.04.2018
CH30.04.2018
LI30.04.2018
BG21.05.2018
GR22.05.2018
Former [2020/16]AT21.02.2018
CY21.02.2018
CZ21.02.2018
DK21.02.2018
EE21.02.2018
ES21.02.2018
FI21.02.2018
IT21.02.2018
LT21.02.2018
LV21.02.2018
MC21.02.2018
NL21.02.2018
PL21.02.2018
RO21.02.2018
SE21.02.2018
SI21.02.2018
SK21.02.2018
TR21.02.2018
IE24.04.2018
LU24.04.2018
MT24.04.2018
BE30.04.2018
CH30.04.2018
LI30.04.2018
BG21.05.2018
GR22.05.2018
Former [2020/08]AT21.02.2018
CY21.02.2018
CZ21.02.2018
DK21.02.2018
EE21.02.2018
ES21.02.2018
FI21.02.2018
IT21.02.2018
LT21.02.2018
LV21.02.2018
MC21.02.2018
NL21.02.2018
PL21.02.2018
RO21.02.2018
SE21.02.2018
SI21.02.2018
SK21.02.2018
IE24.04.2018
LU24.04.2018
MT24.04.2018
BE30.04.2018
CH30.04.2018
LI30.04.2018
BG21.05.2018
GR22.05.2018
Former [2019/19]AT21.02.2018
CY21.02.2018
CZ21.02.2018
DK21.02.2018
EE21.02.2018
ES21.02.2018
FI21.02.2018
IT21.02.2018
LT21.02.2018
LV21.02.2018
MC21.02.2018
NL21.02.2018
PL21.02.2018
RO21.02.2018
SE21.02.2018
SI21.02.2018
SK21.02.2018
IE24.04.2018
LU24.04.2018
BE30.04.2018
CH30.04.2018
LI30.04.2018
BG21.05.2018
GR22.05.2018
Former [2019/12]AT21.02.2018
CY21.02.2018
CZ21.02.2018
DK21.02.2018
EE21.02.2018
ES21.02.2018
FI21.02.2018
IT21.02.2018
LT21.02.2018
LV21.02.2018
MC21.02.2018
NL21.02.2018
PL21.02.2018
RO21.02.2018
SE21.02.2018
SI21.02.2018
SK21.02.2018
LU24.04.2018
BE30.04.2018
CH30.04.2018
LI30.04.2018
BG21.05.2018
GR22.05.2018
Former [2019/08]AT21.02.2018
CY21.02.2018
CZ21.02.2018
DK21.02.2018
EE21.02.2018
ES21.02.2018
FI21.02.2018
IT21.02.2018
LT21.02.2018
LV21.02.2018
MC21.02.2018
NL21.02.2018
PL21.02.2018
RO21.02.2018
SE21.02.2018
SK21.02.2018
LU24.04.2018
BG21.05.2018
GR22.05.2018
Former [2018/52]AT21.02.2018
CY21.02.2018
CZ21.02.2018
DK21.02.2018
EE21.02.2018
ES21.02.2018
FI21.02.2018
IT21.02.2018
LT21.02.2018
LV21.02.2018
MC21.02.2018
NL21.02.2018
PL21.02.2018
RO21.02.2018
SE21.02.2018
SK21.02.2018
BG21.05.2018
GR22.05.2018
Former [2018/51]AT21.02.2018
CY21.02.2018
CZ21.02.2018
DK21.02.2018
EE21.02.2018
ES21.02.2018
FI21.02.2018
IT21.02.2018
LT21.02.2018
LV21.02.2018
NL21.02.2018
PL21.02.2018
RO21.02.2018
SE21.02.2018
SK21.02.2018
BG21.05.2018
GR22.05.2018
Former [2018/50]AT21.02.2018
CY21.02.2018
CZ21.02.2018
EE21.02.2018
ES21.02.2018
FI21.02.2018
IT21.02.2018
LT21.02.2018
LV21.02.2018
NL21.02.2018
PL21.02.2018
RO21.02.2018
SE21.02.2018
SK21.02.2018
BG21.05.2018
GR22.05.2018
Former [2018/47]AT21.02.2018
CY21.02.2018
ES21.02.2018
FI21.02.2018
IT21.02.2018
LT21.02.2018
LV21.02.2018
NL21.02.2018
SE21.02.2018
BG21.05.2018
GR22.05.2018
Former [2018/40]AT21.02.2018
CY21.02.2018
ES21.02.2018
FI21.02.2018
LT21.02.2018
LV21.02.2018
NL21.02.2018
SE21.02.2018
BG21.05.2018
GR22.05.2018
Former [2018/38]AT21.02.2018
CY21.02.2018
ES21.02.2018
FI21.02.2018
LT21.02.2018
NL21.02.2018
GR22.05.2018
Former [2018/37]CY21.02.2018
ES21.02.2018
FI21.02.2018
LT21.02.2018
NL21.02.2018
GR22.05.2018
Former [2018/36]CY21.02.2018
ES21.02.2018
FI21.02.2018
LT21.02.2018
NL21.02.2018
Former [2018/35]CY21.02.2018
FI21.02.2018
LT21.02.2018
NL21.02.2018
Documents cited:Search[A]US3986194  (MASUMOTO KATASHI, et al) [A] 1-16 * the whole document *;
 [ED]US2008002744  (KORENBLIT YEHIEL [IL], et al) [ED] 1-16 * the whole document *;
 [A]  - LISOWSKI, "Elektronen- und Magnetisierungsdynamik in Metallen untersucht mit zeitaufgelöster Photoemission", FREIE UNIVERSITAET BERLIN, DEPT. PHYSICS, DISSERTATION, (200510), XP002689601 [A] 1-16 * Einleitung, Kapitel 5, Zusammenfassung. *
 [A]  - HILTON D J ET AL, "On photo-induced phenomena in complex materials: probing quasiparticle dynamics using infrared and far-infrared pulses", JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, PHYSICAL SOCIETY OF JAPAN. TOKYO, JP, (20060101), vol. 75, no. 1, doi:10.1143/JPSJ.75.011006, ISSN 0031-9015, pages 11006/1 - 11006/13, XP009165863 [A] 1-16 * the whole document *

DOI:   http://dx.doi.org/10.1143/JPSJ.75.011006
 [A]  - HÉROUX J ET AL, "Terahertz radiation emission from GaMnAs", APPLIED PHYSICS LETTERS, AIP, AMERICAN INSTITUTE OF PHYSICS, MELVILLE, NY, US, (20060601), vol. 88, no. 22, doi:10.1063/1.2206154, ISSN 0003-6951, pages 221110 - 221110, XP012081897 [A] 1-16 * the whole document *

DOI:   http://dx.doi.org/10.1063/1.2206154
 [A]  - BEAUREPAIRE E ET AL, "Coherent terahertz emission from ferromagnetic films excited by femtosecond laser pulses", APPLIED PHYSICS LETTERS, AIP, AMERICAN INSTITUTE OF PHYSICS, MELVILLE, NY, US, (20040503), vol. 84, no. 18, doi:10.1063/1.1737467, ISSN 0003-6951, pages 3465 - 3467, XP012061277 [A] 1-16 * the whole document *

DOI:   http://dx.doi.org/10.1063/1.1737467
 [A]  - SAMOKHVALOV A A ET AL, "Electron-magnon interaction in magnetic semiconductors", JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, ELSEVIER SCIENCE PUBLISHERS, AMSTERDAM, NL, vol. 46, no. 1-2, doi:10.1016/0304-8853(84)90356-1, ISSN 0304-8853, (19841201), pages 191 - 198, (19841201), XP024463933 [A] 1-16 * the whole document *

DOI:   http://dx.doi.org/10.1016/0304-8853(84)90356-1
International search[A]US3986194  (MASUMOTO KATASHI, et al);
 [A]  - KORENBLIT ET AL., "Generation of high-frequency magnons in a ferromagnetic semiconductor", JETP LETTERS, (19761205), vol. 24, no. 11, pages 556 - 558, XP008103269
 [A]  - KORENBLIT ET AL., "Heating and generation of magnons by nonequilibrium electrons in ferromagnetic semiconductors", SOC. SCI. REV. A PHYS., (1987), vol. 8, pages 447 - 517, XP008103338
 [A]  - KORENBLIT ET AL., "High frequency magnon generation by nonequilibrium electrons and the instability of the magnon system", PHYSICS LETTERS, (19771226), vol. 64A, no. 3, pages 307 - 308, XP024621876

DOI:   http://dx.doi.org/10.1016/0375-9601(77)90371-1
 [A]  - KORENBLIT ET AL., "Generation of high-frequency magnons in a ferromagnetic semiconductors", PIS'MA ZH. EKSP. TEOR. FIZ., (19761205), vol. 24, no. 11, pages 598 - 601, XP008103339
 [A]  - KORENBLIT ET AL., "Generation of high-frequency magnons by nonequilibrium electrons polarized opposite to the direction of magnetization", SOV. PHYS. JETP, (197712), vol. 46, no. 6, pages 1167 - 1175, XP008103340
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.