PB006 (natalizumab)

PB006 Approval Pending

PB006 (natalizumab)

PB006 Approval Pending

U.S. License Holder:

Sandoz / Polpharma

Date of License:

aBLA accepted by FDA July-2022

Last Update:


approved_indications FDA-Approved Indications

PB006 (natalizumab) is not FDA-approved. An aBLA has been accepted by the FDA.

approved_indications Inter Partes Review Proceedings

PTAB Portal

IPR Case No(s):

U.S. Patent No.
11,292,845 (Methods of Treating Inflammatory and Autoimmune Diseases with Natalizumab)

Patent Owner
Biogen MA, Inc.

Sandoz, Inc.; Polpharma SA

§ 102 Challenge

§ 103 challenge

Claim Types Challenged Under § 103
Method of Treatment

§ 103 Challenge Instituted
Awaiting Institution Decision

IPR Status
Challenges Also Include Ineligible Subject Matter and Written Description. Awaiting Institution Decision


Information contained in the Venable Fitzpatrick BiologicsHQ database relates to FDA-approved drug products listed in the CDER Purple Book or on the FDA website (www.fda.gov). Information relating to FDA licensed products, FDA-approved indications, and aBLA and 505(b)(2) applications is obtained from public sources including the U.S. FDA website (www.fda.gov). Information relating to litigations is given only for cases active from January 31, 2010 onward. Information relating to foreign biosimilar / biologics follow-on products approved in Australia, Canada, the E.U., Japan and South Korea is from public sources. Statistics graphics are compiled from information contained in the Venable Fitzpatrick BiologicsHQ database.


The individuals who maintain this site work for Venable LLP. The information, comments and links posted on this site do not constitute legal advice. No attorney-client relationship has been or will be formed by any communication(s) to, from or with the site and/or the author. For legal advice, contact an attorney at Venable LLP or an attorney actively practicing in your jurisdiction. Do not send any confidential or privileged information to the author; neither Venable LLP nor the author will assume any liability or responsibility for it. If you send any information, documents or materials to the site, you give permission for the author to include them on or in the site. No information, documents or materials you send to the site will be considered confidential or privileged by Venable LLP or its lawyers. Also, no such information, documents or materials will be returned to you. All decisions relating to the content belong to the author.

Subscribe for Future Updates