This site may be unavailable intermittently between 1:00PM to 5:00 PM on Saturday 7 February (AEDT) due to scheduled maintenance. For more information, please see System maintenance page.

Recent updates

Item amended Date Amended Amended Reason
5.6.7.6 Complete Disclosure Micro-Organisms and Other Life Forms

Accessibility fix – alternative text for images

4.2.1.1.2 Headings and Titles

Accessibility fix – alternative text for images

4.2.1.2.1 Structure of the CPC and 2000 Series

Accessibility fix – alternative text for images

4.2.1.2.3 Definitions, Notes and Warnings

Accessibility fix – alternative text for images

4.4.3.2.2 How to Use Classification Symbols in Searching

Accessibility fix – alternative text for images

5.1.1 Re-Examination

Accessibility fix – alternative text for images

4.2.1.1.5 References

Accessibility fix – alternative text for images

4.2.1.2.7 CPC Revisions

Accessibility fix – alternative text for images

4.2.2.1 Invention Information and Additional Information

Accessibility fix – alternative text for images

4.4.3.2.1 How to Find Classification Symbols for a Search

Accessibility fix – alternative text for images

4.2.1.1.3 Definitions, Warnings and Notes

Accessibility fix – alternative text for images

4.2.1.1.6 Indexing Codes

Accessibility fix – alternative text for images

4.2.1.2.2 Headings and Titles

Accessibility fix – alternative text for images

4.2.2.4 Classifying Chemical Compounds

Accessibility fix – alternative text for images

6.2.10 Annexes

Updated link text.

4.1.2 Iterative Searching

Accessibility fix – alternative text for images

6.3.4 Top-up Search

Updated link text.

4.2.1.1.1 Structure of the IPC

Accessibility fix – alternative text for images

6.3.5 First IPE action

Updated link text. Removed redundant link to 6.3.5.

6.3.8.6.2 Inventive Step

Edited for better readability and accessibility. Rearranged for more logical flow of information. Edited for consistency with Style Manual. Added subheadings and On this Page menu. Updated links.

Back to top