SUCCESS - MacBook Pro mid-2009 (5,3). The DosDude Catalina Patcher worked perfectly, very first try. The Core 2 Duo runs Catalina better than I expected. : r/CatalinaPatcher
Apple Macbook Pro 15" Laptop RETINA i7 / 8GB RAM / 256GB SSD HD. OS Catalina | eBay
Apple MacBook Pro 13 | Catalina | Intel | 8GB RAM | 500GB | MacOS | Warranty | eBay