Aloe vera polysaccharide antimicrobial composition patent grant
Summary
USPTO granted Patent US12589130B2 to 2QR RESEARCH B.V. on March 31, 2026. The patent covers Aloe vera polysaccharide compositions with antimicrobial aggregating activity, having molecular weight of 30-100 kDa and comprising 80-100% w/w mannose. Inventors are Floris Koumans and Paul Kwakman. The patent has 14 claims.
What changed
USPTO issued Patent US12589130B2 on March 31, 2026, granting 2QR RESEARCH B.V. exclusive rights to a polysaccharide composition derived from Aloe vera with antimicrobial properties. The composition has an average molecular weight of 30-100 kDa, contains 80-100% w/w mannose and 0-5% w/w glucose, and demonstrates aggregating activity toward microorganisms for preventing or treating infections.
Entities considering commercial development of Aloe vera-based antimicrobial products should conduct a Freedom to Operate analysis to assess potential patent infringement. Licensing negotiations with 2QR RESEARCH B.V. may be necessary for those seeking to utilize the patented technology.
What to do next
- Conduct Freedom to Operate analysis for any Aloe vera polysaccharide antimicrobial products
- Review patent claims (14 total) to determine scope of protection
- Contact 2QR RESEARCH B.V. for potential licensing if commercializing related products
Archived snapshot
Mar 31, 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.
Aloe extracts for microbial neutralisation
Grant US12589130B2 Kind: B2 Mar 31, 2026
Assignee
2QR RESEARCH B.V.
Inventors
Floris Koumans, Paul Kwakman
Abstract
The present invention relates to a composition comprising polysaccharides derivable from Aloe vera with aggregating activity towards microorganisms and to its use in preventing or treating infections. The composition having an average molecular weight in the range of 30-100 kDa and comprising 80-100% w/w mannose and 0-5% w/w glucose.
CPC Classifications
A61K 36/886 A61K 47/26 A61P 31/00
Filing Date
2023-04-19
Application No.
18136589
Claims
14
Named provisions
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Source
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