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Extract from the Register of European Patents

EP About this file: EP3452895

EP3452895 - FIXED-POINT AND FLOATING-POINT ARITHMETIC OPERATOR CIRCUITS IN SPECIALIZED PROCESSING BLOCKS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  21.01.2022
Database last updated on 17.07.2024
FormerThe patent has been granted
Status updated on  12.02.2021
FormerGrant of patent is intended
Status updated on  15.10.2020
FormerRequest for examination was made
Status updated on  08.02.2019
FormerThe international publication has been made
Status updated on  10.11.2017
Most recent event   Tooltip14.06.2024Lapse of the patent in a contracting state
New state(s): TR		published on 17.07.2024  [2024/29]
Applicant(s)For all designated states
Altera Corporation
101 Innovation Drive
San Jose, CA 95134-1941 / US
[2019/11]
Inventor(s)01 / LANGHAMMER, Martin
Altera Europe
Holmers Farm Way
High Wycombe Buckinghamshire HP12 4XF / GB
 [2019/11]
Representative(s)Goddar, Heinz J.
Boehmert & Boehmert
Anwaltspartnerschaft mbB
Pettenkoferstrasse 22
80336 München / DE
[2019/11]
Application number, filing date17792982.511.04.2017
[2019/11]
WO2017US26910
Priority number, dateUS201662330933P03.05.2016         Original published format: US 201662330933 P
US20171545146707.03.2017         Original published format: US201715451467
[2019/11]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO2017192243
Date:09.11.2017
Language:EN
[2017/45]
Type: A2 Application without search report 
No.:EP3452895
Date:13.03.2019
Language:EN
The application published by WIPO in one of the EPO official languages on 09.11.2017 takes the place of the publication of the European patent application.
[2019/11]
Type: B1 Patent specification 
No.:EP3452895
Date:17.03.2021
Language:EN
[2021/11]
Search report(s)International search report - published on:KR19.07.2018
(Supplementary) European search report - dispatched on:EP25.11.2019
ClassificationIPC:G06F7/50, G06F7/485, G06F7/499
[2019/11]
CPC:
G06F7/505 (EP,US); G06F7/485 (US); G06F5/012 (US);
G06F5/16 (US); G06F7/483 (US); G06F2207/3824 (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 [2019/11]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TitleGerman:FESTKOMMA- UND GLEITKOMMA-ARITHMETIK-OPERATOR-SCHALTUNGEN IN SPEZIALISIERTEN VERARBEITUNGSBLÖCKEN[2019/11]
English:FIXED-POINT AND FLOATING-POINT ARITHMETIC OPERATOR CIRCUITS IN SPECIALIZED PROCESSING BLOCKS[2019/11]
French:CIRCUITS D'OPÉRATEUR ARITHMÉTIQUE À VIRGULE FLOTTANTE ET VIRGULE FIXE DANS DES BLOCS DE TRAITEMENT SPÉCIALISÉS[2019/11]
Entry into regional phase09.10.2018National basic fee paid 
09.10.2018Search fee paid 
09.10.2018Designation fee(s) paid 
09.10.2018Examination fee paid 
Examination proceduredeletedDate on which the examining division has become responsible
09.10.2018Amendment by applicant (claims and/or description)
09.10.2018Examination requested  [2019/11]
16.10.2020Communication of intention to grant the patent
08.02.2021Fee for grant paid
08.02.2021Fee for publishing/printing paid
08.02.2021Receipt of the translation of the claim(s)
Opposition(s)20.12.2021No opposition filed within time limit [2022/08]
Fees paidRenewal fee
15.04.2019Renewal fee patent year 03
31.03.2020Renewal fee patent year 04
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  TooltipHU11.04.2017
AL17.03.2021
AT17.03.2021
CY17.03.2021
CZ17.03.2021
DK17.03.2021
EE17.03.2021
ES17.03.2021
FI17.03.2021
HR17.03.2021
IT17.03.2021
LT17.03.2021
LV17.03.2021
MC17.03.2021
MK17.03.2021
PL17.03.2021
RO17.03.2021
RS17.03.2021
SE17.03.2021
SI17.03.2021
SK17.03.2021
SM17.03.2021
TR17.03.2021
IE11.04.2021
LU11.04.2021
BE30.04.2021
CH30.04.2021
LI30.04.2021
BG17.06.2021
NO17.06.2021
GR18.06.2021
IS17.07.2021
PT19.07.2021
[2024/29]
Former [2024/23]HU11.04.2017
AL17.03.2021
AT17.03.2021
CY17.03.2021
CZ17.03.2021
DK17.03.2021
EE17.03.2021
ES17.03.2021
FI17.03.2021
HR17.03.2021
IT17.03.2021
LT17.03.2021
LV17.03.2021
MC17.03.2021
MK17.03.2021
PL17.03.2021
RO17.03.2021
RS17.03.2021
SE17.03.2021
SI17.03.2021
SK17.03.2021
SM17.03.2021
IE11.04.2021
LU11.04.2021
BE30.04.2021
CH30.04.2021
LI30.04.2021
BG17.06.2021
NO17.06.2021
GR18.06.2021
IS17.07.2021
PT19.07.2021
Former [2023/33]HU11.04.2017
AL17.03.2021
AT17.03.2021
CY17.03.2021
CZ17.03.2021
DK17.03.2021
EE17.03.2021
ES17.03.2021
FI17.03.2021
HR17.03.2021
IT17.03.2021
LT17.03.2021
LV17.03.2021
MC17.03.2021
PL17.03.2021
RO17.03.2021
RS17.03.2021
SE17.03.2021
SI17.03.2021
SK17.03.2021
SM17.03.2021
IE11.04.2021
LU11.04.2021
BE30.04.2021
CH30.04.2021
LI30.04.2021
BG17.06.2021
NO17.06.2021
GR18.06.2021
IS17.07.2021
PT19.07.2021
Former [2023/30]AL17.03.2021
AT17.03.2021
CY17.03.2021
CZ17.03.2021
DK17.03.2021
EE17.03.2021
ES17.03.2021
FI17.03.2021
HR17.03.2021
IT17.03.2021
LT17.03.2021
LV17.03.2021
MC17.03.2021
PL17.03.2021
RO17.03.2021
RS17.03.2021
SE17.03.2021
SI17.03.2021
SK17.03.2021
SM17.03.2021
IE11.04.2021
LU11.04.2021
BE30.04.2021
CH30.04.2021
LI30.04.2021
BG17.06.2021
NO17.06.2021
GR18.06.2021
IS17.07.2021
PT19.07.2021
Former [2022/34]AL17.03.2021
AT17.03.2021
CZ17.03.2021
DK17.03.2021
EE17.03.2021
ES17.03.2021
FI17.03.2021
HR17.03.2021
IT17.03.2021
LT17.03.2021
LV17.03.2021
MC17.03.2021
PL17.03.2021
RO17.03.2021
RS17.03.2021
SE17.03.2021
SI17.03.2021
SK17.03.2021
SM17.03.2021
IE11.04.2021
LU11.04.2021
BE30.04.2021
CH30.04.2021
LI30.04.2021
BG17.06.2021
NO17.06.2021
GR18.06.2021
IS17.07.2021
PT19.07.2021
Former [2022/23]AL17.03.2021
AT17.03.2021
CZ17.03.2021
DK17.03.2021
EE17.03.2021
ES17.03.2021
FI17.03.2021
HR17.03.2021
IT17.03.2021
LT17.03.2021
LV17.03.2021
MC17.03.2021
PL17.03.2021
RO17.03.2021
RS17.03.2021
SE17.03.2021
SI17.03.2021
SK17.03.2021
SM17.03.2021
IE11.04.2021
LU11.04.2021
CH30.04.2021
LI30.04.2021
BG17.06.2021
NO17.06.2021
GR18.06.2021
IS17.07.2021
PT19.07.2021
Former [2022/21]AL17.03.2021
AT17.03.2021
CZ17.03.2021
DK17.03.2021
EE17.03.2021
ES17.03.2021
FI17.03.2021
HR17.03.2021
LT17.03.2021
LV17.03.2021
MC17.03.2021
PL17.03.2021
RO17.03.2021
RS17.03.2021
SE17.03.2021
SI17.03.2021
SK17.03.2021
SM17.03.2021
IE11.04.2021
LU11.04.2021
CH30.04.2021
LI30.04.2021
BG17.06.2021
NO17.06.2021
GR18.06.2021
PT19.07.2021
Former [2022/11]AL17.03.2021
AT17.03.2021
CZ17.03.2021
DK17.03.2021
EE17.03.2021
ES17.03.2021
FI17.03.2021
HR17.03.2021
LT17.03.2021
LV17.03.2021
MC17.03.2021
PL17.03.2021
RO17.03.2021
RS17.03.2021
SE17.03.2021
SI17.03.2021
SK17.03.2021
SM17.03.2021
LU11.04.2021
CH30.04.2021
LI30.04.2021
BG17.06.2021
NO17.06.2021
GR18.06.2021
PT19.07.2021
Former [2022/10]AL17.03.2021
AT17.03.2021
CZ17.03.2021
DK17.03.2021
EE17.03.2021
ES17.03.2021
FI17.03.2021
HR17.03.2021
LT17.03.2021
LV17.03.2021
MC17.03.2021
PL17.03.2021
RO17.03.2021
RS17.03.2021
SE17.03.2021
SK17.03.2021
SM17.03.2021
LU11.04.2021
CH30.04.2021
LI30.04.2021
BG17.06.2021
NO17.06.2021
GR18.06.2021
PT19.07.2021
Former [2022/08]AL17.03.2021
AT17.03.2021
CZ17.03.2021
DK17.03.2021
EE17.03.2021
ES17.03.2021
FI17.03.2021
HR17.03.2021
LT17.03.2021
LV17.03.2021
MC17.03.2021
PL17.03.2021
RO17.03.2021
RS17.03.2021
SE17.03.2021
SK17.03.2021
SM17.03.2021
LU11.04.2021
BG17.06.2021
NO17.06.2021
GR18.06.2021
IS17.07.2021
PT19.07.2021
Former [2022/07]AL17.03.2021
AT17.03.2021
CZ17.03.2021
EE17.03.2021
FI17.03.2021
HR17.03.2021
LT17.03.2021
LV17.03.2021
MC17.03.2021
PL17.03.2021
RO17.03.2021
RS17.03.2021
SE17.03.2021
SK17.03.2021
SM17.03.2021
LU11.04.2021
BG17.06.2021
NO17.06.2021
GR18.06.2021
IS17.07.2021
PT19.07.2021
Former [2022/04]AT17.03.2021
CZ17.03.2021
EE17.03.2021
FI17.03.2021
HR17.03.2021
LT17.03.2021
LV17.03.2021
PL17.03.2021
RO17.03.2021
RS17.03.2021
SE17.03.2021
SK17.03.2021
SM17.03.2021
LU11.04.2021
BG17.06.2021
NO17.06.2021
GR18.06.2021
IS17.07.2021
PT19.07.2021
Former [2021/52]AT17.03.2021
CZ17.03.2021
EE17.03.2021
FI17.03.2021
HR17.03.2021
LT17.03.2021
LV17.03.2021
PL17.03.2021
RO17.03.2021
RS17.03.2021
SE17.03.2021
SK17.03.2021
SM17.03.2021
BG17.06.2021
NO17.06.2021
GR18.06.2021
IS17.07.2021
PT19.07.2021
Former [2021/51]AT17.03.2021
CZ17.03.2021
EE17.03.2021
FI17.03.2021
HR17.03.2021
LT17.03.2021
LV17.03.2021
RO17.03.2021
RS17.03.2021
SE17.03.2021
SK17.03.2021
SM17.03.2021
BG17.06.2021
NO17.06.2021
GR18.06.2021
IS17.07.2021
PT19.07.2021
Former [2021/50]AT17.03.2021
CZ17.03.2021
EE17.03.2021
FI17.03.2021
HR17.03.2021
LT17.03.2021
LV17.03.2021
RO17.03.2021
RS17.03.2021
SE17.03.2021
SK17.03.2021
SM17.03.2021
BG17.06.2021
NO17.06.2021
GR18.06.2021
PT19.07.2021
Former [2021/48]AT17.03.2021
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EE17.03.2021
FI17.03.2021
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LT17.03.2021
LV17.03.2021
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SE17.03.2021
SM17.03.2021
BG17.06.2021
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HR17.03.2021
NO17.06.2021
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NO17.06.2021
Documents cited:Search[A]US2007203964  (OSADA TAKASHI [JP]) [A] 1-15 * paragraphs [0043] - [0053]; figure 1 *;
 [A]US9098332  (LANGHAMMER MARTIN [GB]) [A] 1-15 * column 2, line 60 - column 4, line 53; figures 1, 2 *;
 [A]US9207908  (LANGHAMMER MARTIN [US]) [A] 1-15 * column 3, line 59 - column 6, line 13 *;
 [A]  - MARTIN LANGHAMMER ET AL, "Floating-Point DSP Block Architecture for FPGAs", PROCEEDINGS OF THE 2015 ACM/SIGDA INTERNATIONAL SYMPOSIUM ON FIELD-PROGRAMMABLE GATE ARRAYS, FPGA '15, New York, New York, USA, (20150201), doi:10.1145/2684746.2689071, ISBN 978-1-4503-3315-3, pages 117 - 125, XP055307796 [A] 1-15 * section 4;; figures 1-3 *

DOI:   http://dx.doi.org/10.1145/2684746.2689071
International search[A]US5809292  (WILKINSON PAUL AMBA [US], et al) [A] 1-25* See column 22, lines 28-55; and figure 4. *;
 [A]US6774669  (LIU TONG [US], et al) [A] 1-25 * See column 4, line 38 - column 5, line 18; and figures 1-2. *;
 [A]WO2012007799  (M S RAMAIAH SCHOOL OF ADVANCED STUDIES [IN], et al) [A] 1-25 * See page 6, line 2 - page 9, line 10; and figures 1-2. *;
 [Y]US8463835  (WALKE RICHARD [GB]) [Y] 1-8, 21-25 * See column 2, lines 16-18, 28-34; column 3, lines 16-24; column 13, lines 59-61, 65-67: claim 15; and figure 8. *;
 [YA]US9098332  (LANGHAMMER MARTIN [GB]) [Y] 1-8, 21-25 * See column 1, lines 44-51; column 3, lines 22-63; column 4, line 66 - column 5, line 29; claims 1-2, 8; and figures 1-2. * [A] 9-20
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.