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USPatent applicationPatented
orange book

Levothyroxine liquid formulations

Granted 26 May 2026 · 2 office actions

Current assignee: Fresenius Kabi USA · originally Fresenius Medical Care

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Inventors: Arunya Usayapant, Basma M. Ibrahim · Examiner: San Ming R Hui · AU 1627 · TC 1600

Orange Bookdrug product
Application· this page
18/545,880
filed 19 Dec 2023
Publication
US 20240382441 A1
published 21 Nov 2024
Patent
US 12,636,270
granted 26 May 2026
Patented
Status
granted 26 May 2026
889
Days in prosecution
filing to grant
32
Claims as granted
3 independent
59
File wrapper
transactions
2043
20-year term
term adjustment not held
3
Products
LEVOTHYROXINE SODIUM · NDA 210632

Life of the application

12 dated events
⤢ drag to zoom202020252030203520402045ProsecutionOwnershipDrugTerm & fees
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Claims as granted

32 claims

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Classifications

6 codes
IPC · International Patent Classification
Section A — Human necessities
  • A61K47/18
  • A61K47/02
  • A61K33/18
  • A61K9/08
  • A61K9/00
  • A61K31/198

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File wrapper

⤢ drag to zoomJan 2024Apr 2024Jul 2024Oct 2024Jan 2025Apr 2025Jul 2025Oct 2025Jan 2026Apr 2026Jul 2026USPTOApplicantNon-final rejectionResponse after non-finalFinal rejectionNotice of allowance
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Pendency
2.4 y
889 days filing → grant
Office actions
2
non-final + final
Responses
1
1 RCE
Examiner
San Ming R Hui
art unit 1627 · TC 1600
Law firm
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Citations: 97 back · 0 forward

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Documents

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Chain of title

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