Extract from the Register of European Patents

EP About this file: EP4593929

EP4593929 - RISPERIDONE DOSAGE REGIMENS WITH GASTRIC RESIDENCE SYSTEMS [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  04.07.2025
Database last updated on 08.04.2026
FormerThe international publication has been made
Status updated on  06.04.2024
Most recent event   Tooltip30.01.2026Change - applicantpublished on 04.03.2026  [2026/10]
Applicant(s)For all designated states
Nortiva Bio, Inc.
20 Maguire Road
Lexington, Massachusetts 02421 / US
[2026/10]
Former [2025/32]For all designated states
Lyndra Therapeutics, Inc.
65 Grove Street, Suite 301
Watertown, Massachusetts 02472 / US
Inventor(s)01 / SCRANTON, Richard
Watertown, MA 02472 / US
02 / NAGARAJ, Nayana
Watertown, MA 02472 / US
03 / JIANG, Xuemin
Watertown, MA 02472 / US
 [2025/32]
Representative(s)Mewburn Ellis LLP
Aurora Building
Counterslip
Bristol BS1 6BX / GB
[2025/32]
Application number, filing date23874035.129.09.2023
[2025/32]
WO2023US75648
Priority number, dateUS202263377961P30.09.2022         Original published format: US 202263377961 P
[2025/32]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO2024073752
Date:04.04.2024
Language:EN
[2024/14]
Type: A2 Application without search report 
No.:EP4593929
Date:06.08.2025
Language:EN
The application published by WIPO in one of the EPO official languages on 04.04.2024 takes the place of the publication of the European patent application.
[2025/32]
Search report(s)International search report - published on:US30.05.2024
ClassificationIPC:A61M31/00, A61K47/34, A61K9/00, A61K9/20, A61K9/70
[2025/32]
CPC:
A61K31/519 (EP,IL)
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,   ME,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2025/32]
TitleGerman:RISPERIDON-DOSIERUNGSSCHEMATA MIT MAGENVERWEILSYSTEMEN[2025/32]
English:RISPERIDONE DOSAGE REGIMENS WITH GASTRIC RESIDENCE SYSTEMS[2025/32]
French:SCHÉMAS POSOLOGIQUES DE RISPÉRIDONE AVEC SYSTÈMES DE RÉSIDENCE GASTRIQUE[2025/32]
Entry into regional phase16.04.2025National basic fee paid 
16.04.2025Search fee paid 
16.04.2025Designation fee(s) paid 
16.04.2025Examination fee paid 
Examination procedure16.04.2025Examination requested  [2025/32]
10.11.2025Amendment by applicant (claims and/or description)
Fees paidRenewal fee
12.12.2025Renewal fee patent year 03
Penalty fee
Additional fee for renewal fee
30.09.202503   M06   Fee paid on   12.12.2025
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Cited inInternational search[XY] WO2022159529  (LYNDRA THERAPEUTICS INC et al.) [X] 55-60, 62 * para [0004]; [0013]; [0050]-[0054]; [0062]; [0071]; [0095]; [0099]; [0317]; [0350]-[0357] *[Y] 1-8, 17-24, 39-45
 [Y] US2011052700  (HAN CHIEN-HSUAN et al.) [Y] 1-8, 17-24, 39-45 * para [0009]; [0054]; [0172] *
 [A] US2019070108  (BELLINGER ANDREW et al.) [A] 1-8, 17-24, 39-45, 55-60,62 * full document *
 [X,P] WO2023141524  (LYNDRA THERAPEUTICS INC et al.) [X,P] 1-8, 17-24, 39-45, 55-60,62 * full document *
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