{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Binary phase transfer/amine catalyst for making aromatic polycarbonates", "item": "https://www.patentleaderboard.com/patent/5739257"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Binary phase transfer/amine catalyst for making aromatic polycarbonates

US Patent 5739257 · Granted Apr 14, 1998

Estimated economic value: $63,189,000

Assignee

Inventors

View full patent text on Google Patents →