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USPTO Patent Rankings Data through Dec 31, 2025
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Charles E. E. Shackleton — 3 Patents

MBMineral Process Licensing Corp. B.V.: 3 patents #1 of 12Top 9%
City of London, GB: #7 of 24 inventorsTop 30%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Charles E. E. Shackleton has been granted 3 US patents while listed as an inventor at Mineral Process Licensing Corp. B.V.. All of these patents were granted in 1981. Charles E. E. Shackleton ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Charles E. E. Shackleton in City of London, GB.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4269816 Preparation of anhydrous magnesium chloride by Edward A. B. Shackleton, executor, Anthony J. Wickens, John H. W. Turner 1981-05-26
4259298 Recovery of chlorine values from iron chloride by-product in chlorination of aluminous materials John H. W. Turner 1981-03-31
4244929 Recovery of chlorine values John Lumsden 1981-01-13