• All sections
• F - Mechanical engineering; lighting; heating; weapons; blasting
• F16L - Pipes; joints or fittings for pipes; supports for pipes, cables or protective tubing; means for thermal insulation in general
• F16L 33/22 - Arrangements for connecting hoses to rigid members; Rigid hose-connectors, i.e. single members engaging both hoses with means not mentioned in the preceding groups for gripping the hose between inner and outer parts

Patent holdings for IPC class F16L 33/22

Total number of patents in this class: 472

10-year publication summary

Principal owners for this class