Wednesday, July 8, 2026

biotech · WHIM Syndrome · Neutropenias · XFOR

X4 Pharmaceuticals

X4 Pharmaceuticals patent portfolio — 16 USPTO pharmaceutical patents (A61K/A61P) with grant dates, status, and loss-of-exclusivity filters.

61 N Beacon St, Boston, Massachusetts 02134, US HQ
2014 Founded
81 Employees
Public company Type
XFOR · NYSE Ticker
Company details
Status
Public
HQ
61 N Beacon St, Boston, Massachusetts 02134, US
Founded
2014
Employees
81
Programs
11
Drugs
6
Patents
16
Intelligence · Patents

X4 Pharmaceuticals patents

16 pharmaceutical patents indexed for X4 Pharmaceuticals. 0 expire within 24 months.

X4 Pharmaceuticals has 16 pharmaceutical patents in our USPTO PatentsView index (A61K/A61P). 0 expire within 24 months — use filters for patent-cliff planning.

Patent portfolio

  1. US 12377090

    Methods for treating neutropenia

    Expires Mon Jul 31 2045 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  2. US 12285424

    Methods for treating neutropenia

    Expires Mon Apr 24 2045 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  3. US 12115156

    Compositions of CXCR4 inhibitors and methods of preparation and use

    Expires Mon Oct 10 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  4. US 11780837

    CXCR4 inhibitors and uses thereof

    Expires Mon Oct 05 2043 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  5. US 11672793

    Compositions of CXCR4 inhibitors and methods of preparation and use

    Expires Mon Jun 08 2043 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  6. US 11357742

    Methods for treating cancer

    Expires Mon Jun 09 2042 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  7. US 11337969

    Methods for treating cancer

    Expires Mon May 19 2042 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  8. US 11332470

    CXCR4 inhibitors and uses thereof

    Expires Mon May 12 2042 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  9. US 11306088

    CXCR4 inhibitors and uses thereof

    Expires Mon Apr 14 2042 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  10. US 11219621

    Methods for treating immunodeficiency disease

    Expires Mon Jan 06 2042 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  11. US 11045461

    Compositions of CXCR4 inhibitors and methods of preparation and use

    Expires Mon Jun 24 2041 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  12. US 10988465

    CXCR4 inhibitors and uses thereof

    Expires Mon Apr 22 2041 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  13. US 10953003

    Methods for treating cancer

    Expires Mon Mar 18 2041 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  14. US 10759796

    CXCR4 inhibitors and uses thereof

    Expires Mon Aug 27 2040 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  15. US 10610527

    Methods for treating immunodeficiency disease

    Expires Mon Apr 02 2040 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  16. US 10548889

    Compositions of CXCR4 inhibitors and methods of preparation and use

    Expires Mon Jan 30 2040 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

Frequently asked questions

How many patents does X4 Pharmaceuticals have?

16 published patents match the current filter (all indexed). The full portfolio is indexed from USPTO PatentsView (A61K/A61P).

When do X4 Pharmaceuticals patents expire?

0 patents in the full portfolio expire within 24 months. Use the expiring filters above or open individual patent pages for grant and expiration dates.