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eBay Hybrid Vector Database Patent Granted Apr 21

USPTO granted Patent US12608356B1 to eBay Inc. on April 21, 2026, covering a hybrid vector database system that combines mutable and immutable graph-based indexes for real-time vector data insertion and querying. The patent application (18991270) was filed on December 20, 2024, with 10 named inventors and 20 claims. Competitors developing vector database or AI/ML search systems should review the claims for potential infringement exposure.