Meteorology

Introduced: September 1968

Of 11 combined children, 9 exist in both systems.

2 codes are CPC-only extensions.

Note: 2 CPC extensions are marked as secondary classification only.

7 shared codes have differing titles between IPC and CPC.

Child Classifications

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G01W 1/02 Instruments for indicating weather conditions by measuring two or more variables, e.g. humidity, pressure, temperature, cloud cover or wind speed (G01W1/10 takes precedence) IPC+CPC Available in IPC and CPC
G01W 1/08 Adaptations of balloons, missiles, or aircraft for meteorological purposes; Radiosondes (transmission of measurements G01D; transmitting circuits H04B; ) IPC+CPC Available in IPC and CPC
G01W 1/10 Devices for predicting weather conditions (computers per se G06; display devices G09) IPC+CPC Available in IPC and CPC
G01W 1/11 Weather houses or other ornaments for indicating humidity IPC+CPC Available in IPC and CPC
G01W 1/12 Sunshine duration recorders (measuring intensity of sunshine G01J) IPC+CPC Available in IPC and CPC
G01W 1/14 Rainfall or precipitation gauges (measuring volume in general G01F) IPC+CPC Available in IPC and CPC
G01W 1/16 Measuring atmospheric potential differences, e.g. due to electrical charges in clouds (measuring potentiels in general G01R) IPC+CPC Available in IPC and CPC
G01W 1/17 Catathermometers for measuring "cooling value" related either to weather conditions or to comfort of other human environment IPC+CPC Available in IPC and CPC
G01W 1/18 Testing or calibrating meteorological apparatus IPC+CPC Available in IPC and CPC
G01W 2001/003 2nd only CPC only CPC only
G01W 2001/006 2nd only CPC only CPC only

Class G01,2013–2023, worldwide · Source: EPO PATSTAT

Class G01,2013–2023, worldwide · Source: EPO PATSTAT