{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Algae-resistant roofing granules", "item": "https://www.patentleaderboard.com/patent/6214466"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Algae-resistant roofing granules

US Patent 6214466 · Granted Apr 10, 2001

Assignee

Inventors

View full patent text on Google Patents →