Last Updated: November 9, 2026

Details for Patent: 11,771,696

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Which drugs does patent 11,771,696 protect, and when does it expire?

Patent 11,771,696 protects CALQUENCE and is included in two NDAs.

This patent has sixteen patent family members in eleven countries.

Summary for Patent: 11,771,696
Title:Methods of treating chronic lymphocytic leukemia and small lymphocytic leukemia using a BTK inhibitor
Abstract:Therapeutic methods of treating chronic lymphocytic leukemia (CLL) and small lymphocytic leukemia (SLL) are described. In certain embodiments, the invention includes therapeutic methods of treating CLL and SLL using a BTK inhibitor. In certain embodiments, the invention includes therapeutic methods of treating subtypes of CLL and SLL using a BTK inhibitor, including subtypes of CLL in patients sensitive to thrombosis and subtypes of CLL that increase monocytes and NK cells in peripheral blood after treatment with a BTK inhibitor. In certain embodiments, the invention includes therapeutic methods of treating CLL and SLL using a combination of a BTK inhibitor and an anti-CD20 antibody.
Inventor(s):Ahmed Hamdy, Wayne Rothbaum, Raquel Izumi, Brian Lannutti, Todd Covey, Roger Ulrich, Dave Johnson, Tjeerd Barf, Allard Kaptein
Assignee: Acerta Pharma BV
Application Number:US17/370,778
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 11,771,696
Patent Claim Types:
see list of patent claims
Use;

Drugs Protected by US Patent 11,771,696

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Astrazeneca CALQUENCE acalabrutinib CAPSULE;ORAL 210259-001 Oct 31, 2017 RX Yes Yes 11,771,696 ⤷  Start Trial TREATMENT OF ADULT PATIENTS WITH PREVIOUSLY UNTREATED CHRONIC LYMPHOCYTIC LEUKEMIA BY ORALLY ADMINISTERING 100 MG OF ACALABRUTINIB TWICE DAILY IN COMBINATION WITH INTRAVENOUS ADMINISTRATION OF OBINUTUZUMAB ⤷  Start Trial
Astrazeneca CALQUENCE acalabrutinib maleate TABLET;ORAL 216387-001 Aug 3, 2022 RX Yes Yes 11,771,696 ⤷  Start Trial TREATMENT OF ADULT PATIENTS WITH PREVIOUSLY UNTREATED CHRONIC LYMPHOCYTIC LEUKEMIA BY ORALLY ADMINISTERING 100 MG OF ACALABRUTINIB TWICE DAILY IN COMBINATION WITH INTRAVENOUS ADMINISTRATION OF OBINUTUZUMAB ⤷  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

International Family Members for US Patent 11,771,696

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 099934 ⤷  Start Trial
Argentina 100892 ⤷  Start Trial
Australia 2014358868 ⤷  Start Trial
Brazil 112016012794 ⤷  Start Trial
Canada 2931431 ⤷  Start Trial
China 105979948 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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