Patent · US Active

Folate salts for medical use

US11690846B2 · kind B2 · utility

0Cited by
1References
5Claims
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Key dates

Filing dateAug 29, 2018
Grant dateJul 4, 2023
Priority date
Expiry dateDec 12, 2038

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P35/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The invention relates to amorphous folate salt. The salt consists of a folate anion and an organic cation. The folate anion is selected from the group consisting of 5-formyl-(6S)-tetrahydrofolic acid, 10-formyl-(6R)-tetrahydrofolic acid, 5-methyl-(6S)-tetrahydrofolic acid, (6S)-tetrahydrofolic acid, 5,10-Methylene-(6R)-tetrahydrofolic acid, and its oxidized derivatives JK12A and Mefox, and the cation is an organic compound selected from the group arginine, choline, acetylcholine, 1,1-dimethyl-biguanidin and phenylethylbiguanidin. The cation is an organic compound with a complementary pharmacological activity.

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