The EPO published patent application EP3635662A1 for a vending machine transaction system developed by Honeywell International Inc. inventors Adam Kuenzi and Jin Kim. The patent application, published March 25, 2026, covers technologies related to IPC classifications G06Q 20/32 (payment technology) and G07F 11/00 (vending machine operations), with designated states covering most EU member states plus Switzerland, Norway, and other European countries.

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