How many patents does
Petroleo Brasileiro S.A. - Petrobras have?
patents
1,644
families
744
granted
481
applications
1,163
US
261
EP
166
WO
117
CN
45
JP
30
GB
20
RoW
1,005
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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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Petroleo Brasileiro S.A. - Petrobras
Top ten assignees appearing on patents
2009 - 2018
2009
Petroleo Brasileiro S.A. - Petrobras
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| arrangement to protect pipe connections from corrosion | 17 | 2007 |
| process for converting polysaccharides in an inorganic molten salt hydrate | 16 | 2008 |
| catalyst and process for thermo-neutral reforming of liquid hydrocarbons | 14 | 2013 |
| alumina-supported catalyst for use in olefin polymerization and method for preparing same | 12 | 2011 |
| pumping module and system | 12 | 2007 |
| process to determine light elements content of steel an alloys | 11 | 2007 |
| method for testing non-uniform loads in pipes | 11 | 2011 |
| process for the production of biodiesel | 11 | 2007 |
| process for the fermentative production of ethanol from solid lignocellulosic material c… 🛈 | 11 | 2006 |
| liquid-liquid extraction process for the purification of estolides for use as lubricants | 11 | 2008 |