Patent Classification Explorer PCE

DIFF Main Group

A47J 41/00

Thermally-insulated vessels, e.g. flasks, jugs, jars

Introduced: September 1968

CPC subdivides this area 5x more granularly than IPC with 4 additional codes.

4 codes are CPC-only extensions.

Child Classifications

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A47J 41/0005 +3 CPC CPC only CPC only
A47J 41/0038 +2 CPC CPC only CPC only
A47J 41/0055 +3 CPC CPC only CPC only
A47J 41/0083 +2 CPC CPC only CPC only
A47J 41/02 Vacuum-jacket vessels, e.g. vacuum bottles +1 CPC IPC+CPC Available in IPC and CPC