Senators Tillis and Blackburn’s February 24, 2022 Letter to HHS Opposing the Use of Bayh-Dole March-in Rights

(More on this topic here: https://www.keionline.org/xtandi2021) On February 24, 2022, Senators Thom Tillis and Marsha Blackburn sent a letter to HHS Secretary Xavier Becerra (PDF copy). The letter refers to “petitions to march-in on a pharmaceutical product purely based on… Continue Reading

Clare Love, Robert Sachs and Eric Sawyer respond to Astellas Feb 9 Statement on Xtandi Bayh Dole march in and government use case

This is a letter from the three prostate cancer patient petitioners to HHS Secretary Becerra and Acting NIH Director Tabak, regarding the February 9, 2020 statement by Astellas on the Bayh-Dole march in and government rights case. The patient’s letter… Continue Reading

Senators Warren and King, and Representative Doggett ask HHS Secretary Becerra to Move Forward on Xtandi March-in and Government Use Rights (Existing Bayh-Dole Safeguards)

Senators Elizabeth Warren (D-MA) and Angus King (I-ME) and Representative Lloyd Doggett (D-TX) wrote Secretary of HHS Xavier Becerra on February 17, 2022, urging him to move forward with the march-in petition by Robert Sachs, Clare Love and Eric Sawyer,… Continue Reading

KEI Reaction to Astellas Comment Regarding Public and Private Sector Contributions to the Development of Xtandi

(More on the Xtandi case here: https://www.keionline.org/xtandi2021) Astellas has issued a statement, dated February 9, 2022, on the Bayh-Dole Act and the petition to exercise march-in and government use rights in the prostate cancer drug Xtandi. It was brought to… Continue Reading

Xtandi (INN enzalutamide) Timeline

Revised February 14, 2022 Early 2000 UCLA claims work that led to the development of enzalutamide began at UCLA in early 2000. 2005 May 13, 2005.  Priority date for the three patents in the Xtandi Orange Book. Patents 7709517, 8183274… Continue Reading

Xtandi Petitioners Highlight Pfizer Practice of Reference Pricing in US Government Contracts

Following the publication of the US government contract with Pfizer for the COVID-19 therapeutic Paxlovid, the petitioners of the Xtandi government use request wrote to the Department of Health and Human Services (HHS) and the National Institutes of Health (NIH)… Continue Reading

Robert H. Mermell Letter of Support for Government Use Request on Prostate Cancer Drug Xtandi

The Department of Health and Human Services (HHS) and National Institutes of Health (NIH) is currently reviewing whether to proceed with the request that the government use its rights in the prostate cancer drug Xtandi, in order to enable generic… Continue Reading

Harvard academics letter supporting use of US government rights in Xtandi patents to remedy price discrimination against US residents

On February 2, 2022, Drs. Ameet Sarpatwari, Aaron S. Kesselheim, Jerry Avorn, and Benjamin N. Rome of Harvard Medical School and Dr. Michael S. Sinha of Northeastern University and Loyola University sent a letter to HHS Secretary Xavier Becerra in… Continue Reading

Pfizer Agrees to International Reference Pricing in US Government Contract for COVID-19 Therapeutic

Published in an article by Sydney Lupkin of NPR, the Pfizer-US government contract for the COVID-19 therapeutic Paxlovid contains terms of interest in broader drug pricing discussions. The Pfizer contract includes a “Most Favored Nation Clause” (H.7), which provides that… Continue Reading

Xtandi Bayh-Dole Rights Case: Memorandum in Support of Prostate Cancer Patient Petition Asking HHS to Use the US Government’s Rights in Patents to Enable Generic Competition

(For more information, please see the Xtandi: 2021-2022 request page) A January 25, 2022 Knowledge Ecology International “Memorandum in support of the petition to HHS to exercise the march-in or paid up royalty right in patents on the prostate drug… Continue Reading