MPEP § 905.03 — Classifying in CPC (Annotated Rules)
This page consolidates and annotates all enforceable requirements under MPEP § 905.03, including statutory authority, regulatory rules, examiner guidance, and practice notes. It is provided as guidance, with links to the ground truth sources. This is information only, it is not legal advice.
Classifying in CPC
This section addresses Classifying in CPC.
Key Rules
Definitions & Scope (3)
CPC has its own classification rules which appear in the scheme, definitions, or both. See MPEP § 905.02. In the absence of any specified classification rules in the scheme and definitions, classification practice follows the rules used in the IPC, as set forth in the IPC Guide. The IPC Guide is available at www.wipo.int/classifications/ipc/en/.
CPC has its own classification rules which appear in the scheme, definitions, or both. See MPEP § 905.02. In the absence of any specified classification rules in the scheme and definitions, classification practice follows the rules used in the IPC, as set forth in the IPC Guide. The IPC Guide is available at www.wipo.int/classifications/ipc/en/.
CPC has its own classification rules which appear in the scheme, definitions, or both. See MPEP § 905.02. In the absence of any specified classification rules in the scheme and definitions, classification practice follows the rules used in the IPC, as set forth in the IPC Guide. The IPC Guide is available at www.wipo.int/classifications/ipc/en/.
Citations
| Primary topic | Citation |
|---|---|
| – | MPEP § 905.02 |
Source Text from USPTO’s MPEP
This is an exact copy of the MPEP from the USPTO. It is here for your reference to see the section in context.
Official MPEP § 905.03 — Classifying in CPC
Source: USPTO905.03 Classifying in CPC [R-10.2019]
The primary purpose of classification is to facilitate the retrieval of technical subject matter. In order to reliably retrieve technical subject matter using the CPC classification system it is important for all technical subject matter to be consistently classified.
CPC has its own classification rules which appear in the scheme, definitions, or both. See MPEP § 905.02. In the absence of any specified classification rules in the scheme and definitions, classification practice follows the rules used in the IPC, as set forth in the IPC Guide. The IPC Guide is available at www.wipo.int/classifications/ipc/en/.