Patent ownership disputes are among the most damaging and overlooked risks facing startups, often surfacing at the worst possible moment. A company may appear poised for rapid growth, outside investment, or acquisition, only to discover that its most valuable asset is legally uncertain. When multiple founders, employees, or contractors claim rights to the same invention, the resulting conflict can stall funding rounds, derail partnerships, and in some cases bring an otherwise viable business to a standstill. These disputes rarely stem from bad intentions. More often, they arise from early-stage assumptions, informal arrangements, or rushed development timelines where legal ownership was never clearly defined. In California’s fast-moving…















