How many patents does
Uhde Inventa-Fischer have?
patents
537
families
58
granted
148
applications
389
EP
80
US
75
CN
67
WO
48
KR
39
JP
17
RoW
211
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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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Uhde Inventa-Fischer
Top ten assignees appearing on patents
Uhde Inventa-Fischer
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| process for preparing a mixture of lactide derivatives | 28 | 2008 |
| cleaning device for separating dilactide from substance mixtures, polymerisation device,… 🛈 | 26 | 2007 |
| condensation and washing device, polymerisation device and method for cleaning process s… 🛈 | 25 | 2007 |
| method for the production of polyester granules low in hydrolysis made of high-viscosity… 🛈 | 20 | 2007 |
| method for producing aliphatic polyesters | 18 | 2011 |
| method for separating volatile substances from material mixtures and device for producin… 🛈 | 18 | 2012 |
| method for producing an aqueous solution of salts | 18 | 2011 |
| process for preparing cyclic diesters, especially dilactide | 16 | 2012 |
| reactor having a vertical condensation tube and method for the polymerization of polyami… 🛈 | 16 | 2013 |
| quality test for polymerizable lactic acid and method for producing same | 16 | 2011 |