Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
B23P 9/02

Treating or finishing by applying pressure, e.g. knurling (B23P9/04 takes precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Treating or finishing by applying pressure, e.g. knurling

CPC: Treating or finishing by applying pressure, e.g. knurling (B23P9/04 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Treating or finishing surfaces mechanically, with or without calibrating, primarily to resist wear or impact, e.g. smoothing or roughening turbine blades or bearings; Features of such surfaces not otherwise provided for, their treatment being unspecified > Treating or finishing by applying pressure, e.g. knurling

CPC:

Treating or finishing surfaces mechanically, with or without calibrating, primarily to resist wear or impact, e.g. smoothing or roughening turbine blades or bearings (treatment covered by a single other subclass, see the relevant subclass, e.g. B24C, C21D7/00, C22F1/00); Features of such surfaces not otherwise provided for, their treatment being unspecified > Treating or finishing by applying pressure, e.g. knurling (B23P9/04 takes precedence)

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

Navigate with arrow keys, Enter to open