{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Companies", "item": "https://www.patentleaderboard.com/companies"}, {"@type": "ListItem", "position": 3, "name": "Spi Pharma", "item": "https://www.patentleaderboard.com/company/spi-pharma"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
SP

Spi Pharma — 13 Patents

Rank (All Time): #44,437 of 105,732Top 45%
9 inventors
13 Patents All Time

Patents per Year

Patents granted per year, 2006 to 2025Bar chart with a peak of 2 patents in 2013.peak 22006: 1 patents20062007: 1 patents20072013: 2 patents20132015: 2 patents20152016: 1 patents20162019: 1 patents20192020: 1 patents20202022: 1 patents20222023: 2 patents20232025: 1 patents2025

Top Inventors at Spi Pharma All Time

Showing 1–9 of 9 inventors

RankNamePatents
1 Cecil W. Propst 8
2 Arun F. Amin 5
2 Gary T. Norman 5
#4 Kalyan S. Nuguru 4
#4 Marc W. Meadows 4
#4 Michael S. Todd 4
#4 Sarath Chandar 4
#8 John G. Tillotson 3
#9 Diane Goll 1

Most Valuable Patents

All 100 most valuable US patents →