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Inventor

Alan Norton

Inventor
Johannesburg, ZA

Overview

4→
Patents
2004–2009
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C22Bprimary
C22BProduction and refining of metals36%
Y02PClimate change mitigation technologies in the production or processing of goods36%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests27%
PatentTitleYear
7,575,622'Heap leach process'20096,884,280'Heat transfer in heap leaching of sulphide ores'20056,860,919'Recovery of precious metal from sulphide minerals by bioleaching'20056,733,567'Recovery of nickel from nickel bearing sulphide minerals by bioleaching'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2005Patents assigned to BILLITON INTELLECTUAL PTY (2)· patent assignee history
2004–2005Based in Johannesburg, ZA· patent location history
2005Patents assigned to BILLITON SA LTD (1)· patent assignee history
2005Based in Randburg, ZA· patent location history
2009Patents assigned to GEOBIOTICS LLC (1)· patent assignee history
2009Based in Brackendowns, ZA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BILLITON INTELLECTUAL PTY22004–2005
BILLITON SA LTD12005
GEOBIOTICS LLC12009
Locations
LocationPatentsSpan
Johannesburg, ZA22004–2005
Brackendowns, ZA12009
Randburg, ZA12005