International Patent Classification, Volume 5World Intellectual Property Organization, 2006 - Patents |
Common terms and phrases
apparatus application-oriented places appropriate subclass Arabic numeral bold font style Catchword Index categories of subject characteristics chemical compounds chemical formulae classification definitions classification places classification rules classification schemes classification symbols Classification Titles classified as invention combination common rule core level database December 31 determined electronic layer example field of search following the title fully identified function-oriented place guidance heading hierarchical level HYBRID SYSTEMS indexing codes indexing scheme indicates invention information informative references International Patent Classification invention concerns IPC symbols last place priority limiting references material Multi-aspect classification multiple classification non-obligatory classification notes novel and unobvious obligatory classification optical pumping optical resonators place exists place priority rule principles procedure regular font style relevant residual main group revision scope search purposes selected semiconductor detectors specially adapted specific stabilising surfaces standardised sequence Strasbourg Agreement subclass title subcombinations subject matter covered SUBJECTS OF INVENTIONS technical subject title of subclass WIPO