Synergistic Preservative Composition Containing Alkylene Glycol Ester
Summary
USPTO granted Patent US12605318B2 to Arch UK Biocides Ltd on April 21, 2026 for a synergistic preservative composition containing an alkylene glycol ester. The patent covers methods for increasing the efficacy of preservative agents and reducing the minimum amount needed for effective preservation in end-use formulations. The patent application (No. 17920493) was filed on April 22, 2021, with 32 claims covering CPC classifications in the A61K 8 and A61Q ranges for personal care and pharmaceutical formulations.
“Provided herein are preservative compositions containing a preservative agent with an alkylene glycol ester.”
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GovPing monitors USPTO Patent Grants - Pharma (A61K) for new healthcare & life sciences regulatory changes. Every update since tracking began is archived, classified, and available as free RSS or email alerts — 22 changes logged to date.
What changed
USPTO granted Patent US12605318B2 to Arch UK Biocides Ltd on April 21, 2026. The patent covers synergistic preservative compositions containing an alkylene glycol ester and methods for increasing preservative efficacy while reducing minimum effective amounts in end-use formulations. The grant affects manufacturers of personal care products, cosmetics, and pharmaceutical formulations who may seek to license this technology or develop competing preservation systems.
Archived snapshot
Apr 22, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
Synergistic preservative/personal care composition containing an alkylene glycol ester
Grant US12605318B2 Kind: B2 Apr 21, 2026
Assignee
Arch UK Biocides Ltd
Inventors
James Clarke, Louise Reay, Samantha Jane Thomas, Philip Lewis Roebuck, Jake Campbell, Neil Scott Shaw
Abstract
Provided herein are preservative compositions containing a preservative agent with an alkylene glycol ester. Also provided are method for increasing the efficacy of preservative agents and methods for reducing the minimum amount of preservative agent needed for effective preservation activity in end-use formulations.
CPC Classifications
A61K 8/375 A61K 8/34 A61K 8/36 A61K 8/365 A61K 8/368 A61K 8/41 A61K 8/416 A61K 8/49 A61K 8/498 A61K 8/19 A61K 8/23 A61K 8/27 A61K 8/345 A61K 8/361 A61K 8/362 A61K 8/42 A61K 8/44 A61K 8/4906 A61K 8/347 A61K 2800/10 A61K 2800/524 A61Q 19/00 Y02A 40/90
Filing Date
2021-04-22
Application No.
17920493
Claims
32
Mentioned entities
Parties
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