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Last Updated: December 16, 2025

US Patent Family Members and Approved Drugs for Japan Patent: 3276933

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US Patent Family Members and Approved Drugs for Japan Patent: JP3276933

These international patent data are derived from patent families, based on US drug-patent linkages. Accordingly, they should not be regarded as comprehensive records of ex-US drug-patent associations.

Glossary

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US Patent Number	Estimated Patent Expiration	Generic Name	US Applicant	US Tradename
5,441,868	2012-08-15	epoetin alfa	Amgen, Inc.	EPOGEN/PROCRIT
5,547,933	2013-08-20	epoetin alfa	Amgen, Inc.	EPOGEN/PROCRIT
5,618,698	2003-12-13	epoetin alfa	Amgen, Inc.	EPOGEN/PROCRIT
5,618,698	2003-12-13	darbepoetin alpha	Amgen, Inc.	ARANESP
5,618,698	2003-12-13	peginterferon alfa-2b	Merck Sharp & Dohme Corp.	PEGINTRON
5,618,698	2003-12-13	peginterferon alfa-2a	Zr Pharma& Gmbh	PEGASYS
5,756,349	2015-05-26	epoetin alfa	Amgen, Inc.	EPOGEN/PROCRIT
>US Patent Number	>Estimated Patent Expiration	>Generic Name	>US Applicant	>US Tradename

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