ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,555,280, issued on Feb. 17, was assigned to Corel Corp. (Ottawa).

"Vector graphics based live sketching methods and systems" was invented by Tony Severenuk (Kemptville, Canada), Paul Legomski (Toronto), Tekin Ozbek (Ottawa), Thomas Jackson (Ottawa), Boban Bogdanic (Banja Luka, Bosnia and Herzegovina) and Andrew Stacey (Ottawa).

According to the abstract* released by the U.S. Patent & Trademark Office: "Vector format based computer graphics tools have become very powerful tools allowing artists, designers etc. to mimic many artistic styles, exploit automated techniques, etc. and across different simulated physical media and digital media. However, hand-drawing and sketching in vector ...