https://www.backbox.org/wp-content/uploads/2018/09/website_backbox_text_black.png00adminhttps://www.backbox.org/wp-content/uploads/2018/09/website_backbox_text_black.pngadmin2025-11-03 01:06:382025-11-03 01:06:38Perplexity’s new AI tool lets you search patents with natural language – and it’s free