Last Updated: November 14, 2026

Patent: 8,618,044

Summary for Patent: 8,618,044

Title:	Thrombopoietic compounds
Abstract:	The invention relates to the field of compounds, especially peptides or polypeptides, that have thrombopoietic activity. The peptides and polypeptides of the invention may be used to increase platelets or platelet precursors (e.g., megakaryocytes) in a mammal.
Inventor(s):	Chuan-Fa Liu, Ulrich Feige, Janet C. Cheetham
Assignee:	Amgen Inc
Application Number:	US13/458,744
Patent Claims:	see list of patent claims

Details for Patent 8,618,044

Glossary

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Applicant	Tradename	Biologic Ingredient	Dosage Form	BLA	Approval Date	Patent No.	Expiredate
Amgen Inc.	NPLATE	romiplostim	For Injection	125268	August 22, 2008	⤷ Start Trial	2032-04-27
Amgen Inc.	NPLATE	romiplostim	For Injection	125268	July 22, 2019	⤷ Start Trial	2032-04-27
>Applicant	>Tradename	>Biologic Ingredient	>Dosage Form	>BLA	>Approval Date	>Patent No.	>Expiredate

International Patent Family for US Patent 8,618,044

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Country	Patent Number	Estimated Expiration
Argentina	020934	⤷ Start Trial
Austria	E348163	⤷ Start Trial
Australia	1223900	⤷ Start Trial
Australia	773891	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration

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