How many patents does
Evonik Degussa have?
patents
20,272
families
2,773
granted
4,962
applications
15,310
EP
3,397
US
3,208
CN
2,371
WO
1,507
JP
1,124
KR
1,059
GB
2
RoW
7,604
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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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Evonik Degussa
Top ten assignees appearing on patents
2009 - 2018
| evonik degussa | 12770 |
| evonik industries | 1331 |
| evonik goldschmidt | 733 |
| evonik oxeno | 484 |
| degussa (deutsche gold-und silber-… 🛈 | 442 |
| air products and chemicals | 320 |
| evonik stockhausen | 281 |
| evonik roehm | 117 |
| evonik carbon black | 84 |
| metabolic explorer | 77 |
Evonik Degussa
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| asymmetrical bisphosphite | 76 | 2012 |
| continuous silica production process and silica product prepared from same | 62 | 2010 |
| benzene-based diphosphine ligands for alkoxycarbonylation | 56 | 2015 |
| co2 absorption from gas mixtures using an aqueous solution of 4-amino-2,2,6,6-tetramethy… 🛈 | 41 | 2009 |
| highly flexible absorbent laminate and method for the production thereof | 35 | 2010 |
| process for the manufacture of a 1,2-epoxide and a device for carrying out said process | 35 | 2010 |
| novel monophosphite ligands with a tertiary butyloxycarbonyl group | 34 | 2014 |
| anhydride accelerators for epoxy resin systems | 33 | 2013 |
| liquid cation exchanger | 30 | 2011 |
| use of a conduit pipe for producing a duct laid in water | 30 | 2009 |