{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Recombinant DNA expression vectors and DNA compounds that encode isopenicillin N synthetase from penicillium chrysogenum", "item": "https://www.patentleaderboard.com/patent/4892819"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Recombinant DNA expression vectors and DNA compounds that encode isopenicillin N synthetase from penicillium chrysogenum

US Patent 4892819 · Granted Jan 9, 1990

Estimated economic value: $25,324,000

Assignee

Inventors

View full patent text on Google Patents →