Ongoing CPC Projects
The CPC areas currently undergoing maintenance (MP) or revision (RP) are listed in the table below together with the corresponding project number. Once finalized, the outcome of these projects will be summarized in a Notice of Change to be published one to two months before the corresponding changes are implemented in the CPC Scheme.
| Project | Status | CPC | Title |
| MP0455 | Active | A | Aligning CPC titles to IPC ones |
| RP0689 | Active | A01K3/00 | Electric fencing |
| RP0258 | Active | A01K73/00,75/00,77/00,83/00,85/00,87/00 | Angling |
| RP0682 | Active | A01P | Biocidal, pest repellant, pest attractant or plant growth regulatory activity of chemical compounds or preparations |
| MP0472 | Active | A41B;A41D | Correct Scheme and Definitions |
| RP0550 | Active | A61B17/58-17/88 | Surgical instruments or methods for treatment of bones or joints through osteosynthesis, e.g. bone plates, screws |
| RP0327 | Active | A61M | Suction or pumping devices for medical purposes |
| RP0279 | Active | B01D | Constructional details relating to honeycomb filters for particle separators |
| RP0426 | Active | B01D25/00 | Removal of outdated groups in B01D |
| RP0451 | Active | B01D33/00 | Filters with filtering elements which move during filtering operation |
| RP0445 | Active | B01D61/00 | Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis, ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor |
| RP0363 | Active | B23B51/00 | Tools for drilling machines |
| RP0552 | Active | B23C5/00,B23C2210/00 | Milling |
| RP0669 | Active | B29C,B29B | Blow-moulding |
| RP0676 | Active | B29C,B29D | Shaping of composites, i.e. materials comprising reinforcements, fillers or preformed parts |
| RP0351 | Active | B32B5/00 | Layered products comprising a fibrous, filamentary, particulate or foam layer |
| RP0686 | Active | B60C3/00,7/00 | Vehicle tyres |
| RP0688 | Active | B60K20/14 | Deletion and transfer of groups |
| RP0562 | Active | B60Q | Vehicle Lighting and Signalling |
| RP0515 | Active | B65H75/22,75/24 | Constructional details of storing webs, tapes, or filamentary material, e.g. on reels, including collapsible and adjustable structures |
| RP0563 | Active | C04B12/00,22/0086,26/285 | Cements/ Cellulose additives for mortar compositions |
| MP0316 | Active | C08J | WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C , C08F , C08G |
| RP0337 | Active | C08J5/24 | Impregnating materials with prepolymers which can be polymerised in situ |
| RP0660 | Active | C12R | Indexing scheme associated with subclasses C12C-C12Q, relating to Microorganisms |
| RP0714 | Active | C14B17/16 | Deletion of duplicate group |
| RP0389 | Active | C22B3/00 | Remove (not used) subgroups from C22B 3/00 |
| RP0671 | Active | D03D | Protective fabrics, sleeves |
| RP0683 | Active | F03G | SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS |
| RP0241 | Active | F16B45/00 | HOOKS; EYES |
| RP0684 | Active | F16D65/0093 | Delete duplicated entry from scheme |
| RP0441 | Active | F16K15 | Check valves |
| RP0614 | Active | F23D14 | Burners for combustion of a gas |
| RP0601 | Active | F25C | Ice Handling |
| RP0674 | Active | G01D | Measuring or recording values |
| MP0474 | Active | G01L | Removal of NLR in subclass G01L |
| RP0422 | Active | G01N33 | Investigating or Analysing Materials by Determining their Chemical or Physical Properties |
| MP0425 | Active | G01R | Aligning CPC titles to IPC ones |
| RP0596 | Active | G01S7/02 | Radars |
| RP0597 | Active | G02B6/3887 | Bend limiters for optical fibre connector |
| RP0463 | Active | G05D | Systems for controlling or regulating non-electric variables |
| MP0505 | Active | G06F1/00-G06F1/3296 | Removal of non-limiting references and inconsistencies in Definitions |
| MP0506 | Active | G06F3/00-G06F3/167 | Removal of non-limiting references and inconsistencies in Definitions |
| RP0396 | Active | G06F3/xx | Correct errors in G06F 3/06 and subgroups |
| MP0504 | Active | G08B | Removal of non-limiting references |
| RP0357 | Active | G09F | DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS |
| RP0320 | Active | G11B5/62,5/64-5/667 | Magnetic record carriers characterised by the magnetic material without bonding agent |
| RP0553 | Active | H01H | Removing NLR from H01H |
| RP0685 | Active | H02K | Dynamo-electric machines |
| RP0677 | Active | H02M | Apparatus for conversion AC-AC, AC-DC, DC-DC ... |
| MP0473 | Active | H03K | Removal of NLR in subclass H03K |
| RP0680 | Active | H04L1/00-H04L27/00 | Data switching networks |
| RP0717 | Active | H04N1/00,H04N2201/00 | Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device |
| MP0475 | Active | H04Q1/00,3/00 | SELECTING |
| RP0599 | Active | H05H | Plasma generation |
| RP0718 | Active | various | Removal of 'multi-aspect classification' language & Removal of 'not used' subgroups/text |
