US Patent

US12295989 — Controlled-release PTH compound

Method of Use · Assigned to Ascendis Pharma Bone Diseases AS · Expires 2037-09-28 · 11y remaining

Vulnerability score 75/100 Vulnerable — likely target for IPR or design-around

What this patent protects

This patent protects a method of treating or controlling hypoparathyroidism in humans by administering a controlled-release PTH compound via subcutaneous injection.

USPTO Abstract

The invention provides a method of treating or controlling hypoparathyroidism in a human patient by administering to the human patient a pharmaceutical composition comprising a controlled-release PTH compound or a pharmaceutically acceptable salt thereof. The controlled-release PTH compound comprises a PTH moiety reversibly conjugated to a branched polyethylene glycol carrier. The composition is administered by subcutaneous injection no more frequently than once every 24 hours with a dosage of the controlled-release PTH compound that corresponds to no more than 70% of the molar equivalent dose of PTH 1-84 administered by subcutaneous injection at the same dosing frequency required to maintain a serum albumin-adjusted calcium level in serum of above 8.5 mg/dL over a 24 hour period.

Drugs covered by this patent

FDA Patent Use Codes

When a patent is method-of-use, FDA lists it once per applicable indication ("U-code"). Each U-code carves out a specific therapeutic use that generic filers must either license or design around.

CodeDescriptionDrug
U-3982 Yorvipath
U-3982 Yorvipath
U-3982 Yorvipath

Patent Metadata

Patent number
US12295989
Jurisdiction
US
Classification
Method of Use
Expires
2037-09-28
Drug substance claim
No
Drug product claim
No
Assignee
Ascendis Pharma Bone Diseases AS
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

Track this patent

Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.