Patent · US Expired

Glyoxylic compound comprising one or more active ingredient

US6559243B1 · kind B1 · utility

5Cited by
1References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 8, 2001
Grant dateMay 6, 2003
Priority date
Expiry dateFeb 8, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G4/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention relates to glyoxylic compound comprising one or more active ingredient. By the present invention, a delayed release of the active ingredient is provided upon contact of the compound with an aqueous medium.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.