European Patent EP4433476A1: Chromane Amidine Antibiotics, Merck, Apr 2026
Summary
The European Patent Office published patent application EP4433476A1 for chromane amidine monobactam antibiotics on April 15, 2026, designated Kind A1 (application published with search report). The applicant is Merck Sharp & Dohme LLC, with listed inventors CHEN, Helen, Y., DONG, Shuzhi, HU, Zhiyong, SU, Jing, YU, Tao, and ZHANG, Yong. The application claims pharmaceutical compositions comprising the disclosed chromane amidine compounds classified under C07D 417/14 for the treatment of bacterial infections, designated across 35 validation states including all EU member states, the UK, and additional European countries.
About this source
GovPing monitors EPO Patent Bulletin - Organic Chemistry (C07D) for new healthcare & life sciences regulatory changes. Every update since tracking began is archived, classified, and available as free RSS or email alerts — 43 changes logged to date.
What changed
The EPO published patent application EP4433476A1 for chromane amidine monobactam antibiotic compounds and pharmaceutical compositions comprising them, with the application designated as Kind A1 indicating a published search report. The technical disclosure covers chromane amidine derivatives classified under IPC subclass C07D 417/14, with secondary classifications in A61K 31/427 (pharmaceutical compositions) and A61P 31/04 (anti-infective agents).
Pharmaceutical companies and biotech firms engaged in antibiotic development should review the technical disclosure to assess potential freedom-to-operate considerations and to identify opportunities for licensing or design-around strategies. The designated validation states covering all EU member states plus the UK, Switzerland, Norway, and other European countries mean the application could result in patents with market exclusivity across a broad territory if granted after examination.
Archived snapshot
Apr 25, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
CHROMANE AMIDINE MONOBACTAM ANTIBIOTICS
Publication EP4433476A1 Kind: A1 Apr 15, 2026
Applicants
Merck Sharp & Dohme LLC
Inventors
CHEN, Helen, Y., DONG, Shuzhi, HU, Zhiyong, SU, Jing, YU, Tao, ZHANG, Yong
IPC Classifications
C07D 417/14 20060101AFI20230526BHEP A61K 31/427 20060101ALI20230526BHEP A61P 31/04 20060101ALI20230526BHEP
Designated States
AL, 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
Parties
Related changes
Get daily alerts for EPO Patent Bulletin - Organic Chemistry (C07D)
Daily digest delivered to your inbox.
Free. Unsubscribe anytime.
Source
About this page
Every important government, regulator, and court update from around the world. One place. Real-time. Free. Our mission
Source document text, dates, docket IDs, and authority are extracted directly from EPO.
The summary, classification, recommended actions, deadlines, and penalty information are AI-generated from the original text and may contain errors. Always verify against the source document.
Classification
Who this affects
Taxonomy
Browse Categories
Get alerts for this source
We'll email you when EPO Patent Bulletin - Organic Chemistry (C07D) publishes new changes.
Subscribed!
Optional. Filters your digest to exactly the updates that matter to you.