Invention process. While some inventions in the arts are patentable, others are not because they cannot fulfill the strict requirements governments have established for granting them. (see patent). Some inventions in art include the: Likewise, Jackson Pollock invented an entirely new form of painting and a new kind of abstraction by dripping, pouring, splashing and splattering paint onto un-stretched canvas lying on the floor. Inventive tools of the artist's trade also produced advances in creativity. Impressionist painting became possible because of newly invented collapsible, resealable metal paint tubes that facilitated spontaneous painting outdoors. Inventions originally created in the form of artwork
A Portrait of the Artist as a Young Man the novel. He recycled the two earlier attempts at explaining his aesthetics and youth, "A Portrait of the Artist" and "Stephen Hero", as well as his notebooks from Trieste concerning the philosophy of Thomas Aquinas; they all came together in five carefully paced chapters. "Stephen Hero" is written from the point of view of an omniscient third-person narrator, but in "Portrait" Joyce adopts the free indirect style, a change that reflects the moving of the narrative centre of consciousness firmly and uniquely onto Stephen. Persons and events take their significance from Stephen, and are perceived from his point of view.