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Extract from the Register of European Patents

EP About this file: EP3947761

EP3947761 - METHODS OF COLD FORMING ALUMINUM LITHIUM ALLOYS [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  07.01.2022
Database last updated on 29.10.2024
FormerThe international publication has been made
Status updated on  09.10.2020
Most recent event   Tooltip19.04.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Arconic Technologies LLC
201 Isabella Street
Pittsburgh, PA 15212-5858 / US
[2022/06]
Inventor(s)01 / KIRSCH, Logan
802 N. 9th Street
Lafayette, Indiana 47904 / US
02 / YOCUM, Les A.
3464 Hamilton Street West
Lafayette, Indiana 47906 / US
03 / DENZER, Diana K.
124 Claredon Avenue Lower
Burrell, Pennsylvania 15068 / US
04 / BAE, Douglas S.
139 Edgewood Avenue, Apt. 209
Pittsburgh, Pennsylvania 15218 / US
05 / KULOVITS, Andreas K.
1100 Liberty Avenue, Apt. 417
Pittsburgh, Pennsylvania 15222 / US
06 / CHENEY, Ronald G.
2141 E. Iris Drive
Chandler, Arizona 85286 / US
[N/P]
Former [2022/06]01 / KIRSCH, Logan
Lafayette, Indiana 47904 / US
02 / YOCUM, Les A.
Lafayette, Indiana 47906 / US
03 / DENZER, Diana K.
Burrell, Pennsylvania 15068 / US
04 / BAE, Douglas S.
Pittsburgh, Pennsylvania 15218 / US
05 / KULOVITS, Andreas K.
Pittsburgh, Pennsylvania 15222 / US
06 / CHENEY, Ronald G.
Chandler, Arizona 85286 / US
Representative(s)Lenzing Gerber Stute
PartG von Patentanwälten m.b.B.
Bahnstraße 9
40212 Düsseldorf / DE
[N/P]
Former [2022/06]Forresters IP LLP
Skygarden
Erika-Mann-Straße 11
80636 München / DE
Application number, filing date20784061.202.04.2020
[2022/06]
WO2020US26443
Priority number, dateUS201962829799P05.04.2019         Original published format: US 201962829799 P
[2022/06]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020206161
Date:08.10.2020
Language:EN
[2020/41]
Type: A1 Application with search report 
No.:EP3947761
Date:09.02.2022
Language:EN
The application published by WIPO in one of the EPO official languages on 08.10.2020 takes the place of the publication of the European patent application.
[2022/06]
Search report(s)International search report - published on:KR08.10.2020
(Supplementary) European search report - dispatched on:EP02.11.2022
ClassificationIPC:C22C21/00, C22F1/04, C21D8/02
[2022/06]
CPC:
C22F1/04 (EP); C22F1/057 (US); C21D8/02 (EP);
C22C21/00 (EP); C22C21/16 (US); C22C21/18 (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 [2022/06]
TitleGerman:VERFAHREN ZUR KALTUMFORMUNG VON ALUMINIUM-LITHIUM-LEGIERUNGEN[2022/06]
English:METHODS OF COLD FORMING ALUMINUM LITHIUM ALLOYS[2022/06]
French:PROCÉDÉS DE FORMAGE À FROID D'ALLIAGES D'ALUMINIUM-LITHIUM[2022/06]
Entry into regional phase29.09.2021National basic fee paid 
29.09.2021Search fee paid 
29.09.2021Designation fee(s) paid 
29.09.2021Examination fee paid 
Examination procedure29.09.2021Examination requested  [2022/06]
25.05.2023Amendment by applicant (claims and/or description)
Fees paidRenewal fee
20.04.2022Renewal fee patent year 03
20.04.2023Renewal fee patent year 04
18.04.2024Renewal fee patent year 05
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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.
Documents cited:Search[Y]US4921548  (CHO CHUL W [US]) [Y] 3 * column 4, line 34 - line 41 * * claims 1-17 *;
 [Y]US5061327  (DENZER DIANA K [US], et al) [Y] 3,4 * column 6, paragraph 2 ** claims 1-49 *;
 [XYI]US2012055590  (KAMAT RAJEEV G [US], et al) [X] 1,2,5,6,9-13,15 * paragraph [0034] - paragraph [0070] * * paragraph [0191] - paragraph [0199] * * figures 2,5 * * claims 1-37 * [Y] 3,4 [I] 7,8,14
International search[A]JPH06145918  (ARISHIUMU KK) [A] 1-22;
 [Y]US5938867  (DORWARD RALPH C [US], et al) [Y] 7-8,22;
 [A]US8323426  (DANIELOU ARMELLE [FR], et al)[A] 1-22;
 [A]WO2013172912  (ALCOA INC [US]) [A] 1-22;
 [YX]US9194028  (KAMAT RAJEEV G [US], et al) [Y] 7-8,22 [X] 1-6,9-21
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.