Denise Anstey from Bristol has invented an innovative walking stick but is not earning money from it. She has presented a petition to Downing Street calling for better protection for inventions. We hear from her and local MP Jack Lopresti who is backing her campaign.
A business woman from Bristol has handed in a petition to Downing Street calling for greater legal protection for inventions. Denise Anstey says her award-winning design for a walking stick is being copied and she can't afford legal action.