Four international classification systems facilitate and simplify IP searches. These classification systems organize a huge amount of information concerning inventions, trademarks, and industrial designs into indexed, manageable structures for easy retrieval:
- International Patent Classification (IPC)
- Nice Classification (for marks)
- Vienna Classification (for figurative elements of marks)
- Locarno Classification (for industrial designs.
International Patent Classification (IPC)
The International Patent Classification (IPC), established by the Strasbourg Agreement 1971, provides for a hierarchical system of language independent symbols for the classification of patents and utility models according to the different areas of technology to which they pertain.
Nice Classification (NCL)
The Nice Classification (NCL), established by the Nice Agreement (1957), is an international classification of goods and services applied for the registration of marks.
Vienna Classification (VCL)
The Vienna Classification (VCL), established by the Vienna Agreement (1973), is an international classification of the figurative elements of marks.
Locarno Classification (LOC)
The Locarno Classification (LOC), established by the Locarno Agreement (1968), is an international classification used for the purposes of the registration of industrial designs.
For the Detail Information of these international classification you can go to wikipedia or wipo.int,