Patent classifications
A
HUMAN NECESSITIES
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A23
FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
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A23F
COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
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5/00
Coffee; Coffee substitutes; Preparations thereof
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A23F5/20
Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
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A23F5/22
Reducing or removing alkaloid content from coffee extract
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A23F5/226
by extraction with selective solvents
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A23F5/226

EXTRACTION METHOD
20230284648 · 2023-09-14 ·

The present invention relates to the methods for extraction of natural caffeine from caffeine containing biological material.

Method of extraction of natural caffeine from a caffeine containing biological material
12507708 · 2025-12-30 · ·

The present invention relates to the methods for extraction of natural caffeine from caffeine containing biological material.

EXTRACTION METHOD
20260083150 · 2026-03-26 ·

The present invention relates to the methods for extraction of natural caffeine from caffeine containing biological material.