Komori
Statutory disclosure document4583Chiome Bioscience Inc.Pharmaceuticals

Notice Regarding the Decision to Grant a Patent in Japan for a Combination of a Humanized DLK-1 Antibody and an FGFR4 Inhibitor

The company received a decision to grant a patent for a Japanese patent application covering the combination of a humanized DLK-1 antibody and an FGFR4 inhibitor. This advances efforts to secure patent rights supporting the development of CBA-1205 and future out-licensing activities.

Worth reading
64In focus
0–100. This measures how worthwhile something is to read, not how good or bad the company is.
Direction
Improvement
Direction inferred from the company’s description.
Scale
—
Displayed only when the document provides numerical figures.
Wording
Definitive
How definitive the wording is.

Decision and Details

Decision to grant a patent in Japan for a combination of a humanized DLK-1 antibody and an FGFR4 inhibitor

Decision22 June 2026 (the date the decision to grant the patent was received)
Going forwardApplications are also pending in the United States, Europe, China and other jurisdictions. For CBA-1205, the company aims to out-license the product to a pharmaceutical company using safety and preliminary efficacy data obtained from a domestic Phase 1 clinical trial.
Quantity / scalePatent application number: 特願2022-555609
Reason

To strengthen the intellectual property platform supporting development and out-licensing activities

Impact on Business Performance

This matter will have no impact on results for the fiscal year ending December 2026.

Decision and Details
ItemDetails
Matter CoveredDecision to grant a patent in Japan for a combination of a humanized DLK-1 antibody and an FGFR4 inhibitor
Decision Date22 June 2026 (the date the decision to grant the patent was received)
Quantity / scalePatent application number: 特願2022-555609
Impact on Business PerformanceThis matter will have no impact on results for the fiscal year ending December 2026.
ReasonTo strengthen the intellectual property platform supporting development and out-licensing activities
Future plansApplications are also pending in the United States, Europe, China and other jurisdictions. For CBA-1205, the company aims to out-license the product to a pharmaceutical company using safety and preliminary efficacy data obtained from a domestic Phase 1 clinical trial.
Items this document does not state (6)
Decision-Making BodyImplementation DatePeriod CoveredAmountGoverning RuleRelated previous disclosures

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

The company explains that the decision to grant the patent will strengthen its intellectual property platform supporting development and out-licensing activities.

How to read this page

This is not the documentKomori reads the disclosure the company filed and writes this summary. Figures are as stated by the company and are not audited.
Weight is not a verdictIt measures how much this changes what the company had already told the market. It is not a view on the shares.
Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Notice Regarding the Decision to Grant a Patent in Japan for a Combination of a Humanized DLK-1 Antibody and an FGFR4 Inhibitor | Chiome Bioscience Inc. (4583) timely disclosure | Komori