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Extract from the Register of European Patents

EP About this file: EP3808371

EP3808371 - NOVEL ARTIFICIAL TEARS CONTAINING RECOMBINANT HUMAN LYSOZYME AND RECOMBINANT HUMAN EPIDERMAL GROWTH FACTOR [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  20.10.2023
Database last updated on 04.06.2024
FormerGrant of patent is intended
Status updated on  22.06.2023
FormerExamination is in progress
Status updated on  20.06.2023
FormerGrant of patent is intended
Status updated on  15.06.2023
FormerExamination is in progress
Status updated on  06.01.2023
FormerRequest for examination was made
Status updated on  19.03.2021
FormerThe international publication has been made
Status updated on  21.12.2019
Most recent event   Tooltip17.05.2024Lapse of the patent in a contracting state
New state(s): ES, HR, NO, PL, RS
published on 19.06.2024 [2024/25]
Applicant(s)For all designated states
Shaanxi Huikang Bio-Tech Co., Ltd.
HuiKang Bio-tech Industrial Park
56 Yuyue Road
Yuhua Industrial Park
Yanta District
Xi'an City, Shaanxi Province 710077 / CN
[2024/04]
Former [2023/44]For all designated states
Shaanxi Huikang Bio-Tech Co., Ltd
HuiKang Bio-tech Industrial Park
56 Yuyue Rad
Yuhua Industrial Park
Yanta District
Xi'an City, Shaanxi Province 710077 / CN
Former [2021/16]For all designated states
Shaanxi Huikang Bio-Tech Co., Ltd
4F, Baosai Building
Technology Park of Xi'an Jiaotong University
Yanxiang Road
Yanta District
Xi'an, Shaanxi 710054 / CN
Inventor(s)01 / SHI, Jin
Xi'an City, Shaanxi Province, 710077 / CN
02 / HOU, Zengmiao
Xi'an City, Shaanxi Province, 710077 / CN
03 / GAO, En
Xi'an City, Shaanxi Province, 710077 / CN
04 / LI, Xiaoying
Xi'an City, Shaanxi Province, 710077 / CN
05 / PANG, Rongrong
Xi'an City, Shaanxi Province, 710077 / CN
06 / YANG, Xiaolin
Xi'an City, Shaanxi Province, 710077 / CN
07 / ZHAO, Jinli
Xi'an City, Shaanxi Province, 710077 / CN
 [2023/43]
Former [2021/16]01 / SHI, Jin
4F, BaoSai Building, Technology Park Of Xi an
Jiaotong University, YanXiang Road, YanTa
District
Xi an City, Shaanxi 710054 / CN
02 / HOU, Zengmiao
4F, BaoSai Building, Technology Park Of Xi an
Jiaotong University, YanXiang Road, YanTa
District
Xi an City, Shaanxi 710054 / CN
03 / GAO, En
4F, BaoSai Building, Technology Park Of Xi an
Jiaotong University, YanXiang Road, YanTa
District
Xi an City, Shaanxi 710054 / CN
04 / LI, Xiaoying
4F, BaoSai Building, Technology Park Of Xi an
Jiaotong University, YanXiang Road, YanTa
District
Xi an City, Shaanxi 710054 / CN
05 / PANG, Rongrong
4F, BaoSai Building, Technology Park Of Xi an
Jiaotong University, YanXiang Road, YanTa
District
Xi an City, Shaanxi 710054 / CN
06 / YANG, Xiaolin
4F, BaoSai Building, Technology Park Of Xi an
Jiaotong University, YanXiang Road, YanTa
District
Xi an City, Shaanxi 710054 / CN
07 / ZHAO, Jinli
4F, BaoSai Building, Technology Park Of Xi an
Jiaotong University, YanXiang Road, YanTa
District
Xi an City, Shaanxi 710054 / CN
Representative(s)Habermann, Hruschka & Schnabel
Patentanwälte
Montgelasstraße 2
81679 München / DE
[2021/16]
Application number, filing date18922562.630.10.2018
[2021/16]
WO2018CN112517
Priority number, dateCN20181061319514.06.2018         Original published format: CN201810613195
[2021/16]
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019237633
Date:19.12.2019
Language:ZH
[2019/51]
Type: A1 Application with search report 
No.:EP3808371
Date:21.04.2021
Language:EN
[2021/16]
Type: B1 Patent specification 
No.:EP3808371
Date:22.11.2023
Language:EN
[2023/47]
Type: B8 Corrected title page of specification 
No.:EP3808371
Date:24.01.2024
[2024/04]
Search report(s)International search report - published on:CN19.12.2019
(Supplementary) European search report - dispatched on:EP15.02.2022
ClassificationIPC:A61K9/08, A61K38/47, A61K38/18, A61K31/7012, A61P27/04, A61K9/00, A61K31/728, A61K47/02, A61P27/02, A61P31/02
[2022/10]
CPC:
A61K38/1808 (EP,CN,US); A61K9/0048 (EP,CN,US); A61K31/7012 (EP);
A61K31/728 (EP,CN); A61K38/47 (EP,CN,US); A61K47/02 (EP,CN,US);
A61K47/36 (US); A61K9/08 (EP,CN,US); A61P27/02 (EP,CN);
A61P27/04 (EP,CN); A61P31/02 (EP,CN); C12Y302/01017 (EP,CN,US) (-)
C-Set:
A61K31/728, A61K2300/00 (CN);
A61K38/1808, A61K2300/00 (CN);
A61K38/47, A61K2300/00 (CN)
Former IPC [2021/16]A61K38/47, A61K38/18, A61K31/7012, A61P27/04
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 [2021/16]  
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:NEUARTIGE KÜNSTLICHE TRÄNEN MIT REKOMBINANTEM HUMANEM LYSOZYM UND REKOMBINANTEM MENSCHLICHEM EPIDERMALEM WACHSTUMSFAKTOR[2021/16]
English:NOVEL ARTIFICIAL TEARS CONTAINING RECOMBINANT HUMAN LYSOZYME AND RECOMBINANT HUMAN EPIDERMAL GROWTH FACTOR[2021/16]
French:NOUVELLES LARMES ARTIFICIELLES CONTENANT UN LYSOZYME HUMAIN RECOMBINANT ET UN FACTEUR DE CROISSANCE ÉPIDERMIQUE HUMAIN RECOMBINANT[2021/16]
Entry into regional phase21.09.2020Translation filed 
21.09.2020National basic fee paid 
21.09.2020Search fee paid 
21.09.2020Designation fee(s) paid 
21.09.2020Examination fee paid 
Examination procedure21.09.2020Examination requested  [2021/16]
02.09.2022Amendment by applicant (claims and/or description)
10.01.2023Despatch of a communication from the examining division (Time limit: M04)
09.05.2023Reply to a communication from the examining division
29.06.2023Communication of intention to grant the patent
19.09.2023Fee for grant paid
19.09.2023Fee for publishing/printing paid
19.09.2023Receipt of the translation of the claim(s)
20.12.2023Request for correction of the decision to grant filed
Fees paidRenewal fee
21.09.2020Renewal fee patent year 03
12.08.2021Renewal fee patent year 04
26.08.2022Renewal fee patent year 05
16.10.2023Renewal fee patent year 06
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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  TooltipES22.11.2023
HR22.11.2023
PL22.11.2023
RS22.11.2023
NO22.02.2024
GR23.02.2024
IS22.03.2024
[2024/25]
Former [2024/20]GR23.02.2024
IS22.03.2024
Documents cited:Search[I]US2007280924  (DANIELS JULIE [GB], et al) [I] 1-10 * claims 1-25 * * paragraph [[0088]] * * paragraphs [[0079]] , [ [0082]] * * paragraph [[0091]] * * paragraph [[0102]] * * page 3; examples 3, 8 *;
 [Y]US2008213188  (FERRARI STEFANO [US]) [Y] 1-15 * claims 1-3 * * the whole document *;
 [Y]US7655698  (KOVERECH ALEARDO [IT], et al) [Y] 1-15 * column 2, line 27 - line 42; claims 1-7 * * the whole document *;
 [Y]US2017246218  (REBULLA PAOLO [IT], et al) [Y] 1-15 * claims 1-20 ** the whole document *;
 [Y]  - Anonymous, "Sodium hyaluronate | 9067-32-7", Chemical Book, (20170101), pages 1 - 6, URL: https://www.chemicalbook.com/ChemicalProductProperty_EN_CB4176691.htm, (20201124), XP055753401 [Y] 1-15 * the whole document *
 [Y]  - SAAEHA RAUZ ET AL, "Serum eye drops, amniotic membrane and limbal epithelial stem cells-tools in the treatment of ocular surface disease", CELL AND TISSUE BANKING, KLUWER ACADEMIC PUBLISHERS, DO, (20090422), vol. 11, no. 1, ISSN 1573-6814, pages 13 - 27, XP019767483 [Y] 1-15 * table 2 * * Serum Eye Drops; page 16, column r - page 18, column l, paragraph 1 *
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.