The everyday meaning of “common knowledge” is knowledge held in common, often as an open secret. For example, it is common knowledge that publishers like books that seek, via quirky examples, to ...

The Guidelines for Patent Examination (hereinafter referred to as the examination guidelines) introduce the concept of "common knowledge" in determining the inventive step of a claimed invention.

Jacqueline Warner and Marcus Caulfield of FB Rice explain the significance of common general knowledge (CGK) in the patentability of inventions in Australia and the evidentiary processes that are ...