Last Updated: September 25, 2026

Details for Patent: 10,723,730


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Which drugs does patent 10,723,730 protect, and when does it expire?

Patent 10,723,730 protects IBRANCE and is included in two NDAs.

Protection for IBRANCE has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

This patent has forty-eight patent family members in twenty-four countries.

Summary for Patent: 10,723,730
Title:Solid forms of a selective CDK4/6 inhibitor
Abstract:This invention relates to the crystalline free base of acetyl-8-cyclopentyl-5-methyl-2-(5-piperazin-1-yl-pyridin-2-ylamino)-8H-pyrido[2,3-d]pyrimidin-7-one, formula (1) having improved properties, to pharmaceutical compositions and dosage forms comprising the free base, and to methods for making and using such compounds, compositions and dosage forms in the treatment of cell proliferative diseases, such as cancer.
Inventor(s):Brian Patrick Chekal, Nathan D. Ide
Assignee: Pfizer Corp SRL
Application Number:US15/808,577
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 10,723,730
Patent Claim Types:
see list of patent claims
Composition; Compound;

Drugs Protected by US Patent 10,723,730

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Pfizer IBRANCE palbociclib CAPSULE;ORAL 207103-001 Feb 3, 2015 RX Yes No ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Pfizer IBRANCE palbociclib CAPSULE;ORAL 207103-002 Feb 3, 2015 RX Yes No ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Pfizer IBRANCE palbociclib CAPSULE;ORAL 207103-003 Feb 3, 2015 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Pfizer IBRANCE palbociclib TABLET;ORAL 212436-001 Nov 1, 2019 RX Yes No ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

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