How many patents does
Rio Tinto Alcan International have?
patents
1,132
families
118
granted
253
applications
879
EP
151
US
113
WO
100
CN
100
KR
9
JP
6
GB
3
RoW
650
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The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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Rio Tinto Alcan International
Top ten assignees appearing on patents
Rio Tinto Alcan International
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| electrolytic device and anode assembly intended for the production of aluminium, electro… 🛈 | 46 | 2013 |
| aluminium smelter comprising electrical conductors made from a superconducting material | 30 | 2011 |
| method for adjusting an oven for baking anodes, and oven suitable for implementing same | 22 | 2009 |
| electrical connection device, for connecting between two successive cells of a series of… 🛈 | 21 | 2010 |
| device and method for short-circuiting one or more cells in an arrangement of electrolys… 🛈 | 21 | 2008 |
| potential fluidization device for conveying powder materials onto a hyperdense bed | 20 | 2009 |
| metallic oxygen evolving anode operating at high current density for aluminium reduction… 🛈 | 20 | 2008 |
| method of producing aluminium in an electrolysis cell | 20 | 2008 |
| casting made from aluminium alloy, having high hot creep and fatigue resistance | 20 | 2008 |
| grooved anode for an electrolysis tank | 19 | 2009 |