The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 31, 2026
Filed:
Nov. 18, 2021
Gem Innov, Gemenos, FR;
Yohann Guillaneuf, Marseilles, FR;
Catherine Lefay, Marseilles, FR;
Didier Gigmes, Allauch, FR;
The Hien Ho, Marseilles, FR;
Kaouthar Oudoua, Marseilles, FR;
Thierry Ribeiro, La Fare les Oliviers, FR;
Yves Ortais, Gemenos, FR;
GEM INNOV, Gemenos, FR;
Abstract
Method for manufacturing microcapsules comprising a wall made of polymer material containing an active substance, comprising the following steps: —preparing an oil phase comprising a poly(beta-aminoester) prepolymer, and an active substance constituting the phase to be encapsulated; preparing an aqueous phase comprising at least one surfactant; preparing an O/W (oil in water) emulsion by adding the oil phase to the aqueous phase; and initiating radical polymerisation with in the emulsion. A polymerisation initiator must be present in the aqueous and/or oil phase.