Last Updated: August 25, 2026

Details for Patent: 11,925,661


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Summary for Patent: 11,925,661
Title:Ready-to-use potassium phosphates in sodium chloride solutions
Abstract:Ready-to-use (RTU) potassium phosphates solutions for phosphorus replacement therapy are presented that include potassium phosphate and sodium chloride at a fixed volume with 1.5 to 15 mmol/100 mL phosphorus, no more than 22 mEq/100 mL potassium and less than 50 mcg/L aluminum.
Inventor(s):Brijeshkumar B. Pandya, Govind R. Jagadale, Dasaradhi Lakkaraju, Bala Tripura Sundari Chodavarapu, Anand Shukla, Jwalant Shukla
Assignee: Nivagen Pharmaceuticals Inc
Application Number:US18/460,941
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 11,925,661
Patent Claim Types:
see list of patent claims
Use; Formulation;

Drugs Protected by US Patent 11,925,661

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Fresenius Kabi Usa POTASSIUM PHOSPHATES IN 0.9% SODIUM CHLORIDE potassium phosphate, dibasic; potassium phosphate, monobasic SOLUTION;INTRAVENOUS 212832-004 May 9, 2025 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y METHOD TO PROVIDE PHOSPHORUS REPLACEMENT BY ADMINISTERING WITHOUT PRIOR DILUTION AN ISOTONIC, STERILE, AND READY-TO-USE SOLUTION COMPRISING ABOUT 15 MMOL PHOSPHORUS AND ABOUT 22 MEQ POTASSIUM FROM A FLEXIBLE CONTAINER ⤷  Start Trial
Fresenius Kabi Usa POTASSIUM PHOSPHATES IN 0.9% SODIUM CHLORIDE potassium phosphate, dibasic; potassium phosphate, monobasic SOLUTION;INTRAVENOUS 212832-005 May 9, 2025 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y METHOD TO PROVIDE PHOSPHORUS REPLACEMENT BY ADMINISTERING WITHOUT PRIOR DILUTION AN ISOTONIC, STERILE, AND READY-TO-USE SOLUTION COMPRISING ABOUT 15 MMOL PHOSPHORUS AND ABOUT 22 MEQ POTASSIUM FROM A FLEXIBLE CONTAINER ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

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