How many patents does
Celanese Acetate have?
patents
625
families
88
granted
110
applications
515
US
118
EP
117
WO
70
CN
70
JP
45
KR
43
RoW
162
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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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Celanese Acetate
Top ten assignees appearing on patents
2009 - 2018
| celanese acetate | 542 |
| celanese international corporation | 2 |
| ticona | 1 |
| acetate international | 1 |
2009
| celanese acetate | 32 |
2018
| celanese acetate | 9 |
| acetate international | 1 |
Celanese Acetate
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| apparatuses, systems, and associated methods for forming porous masses for smoke filter | 43 | 2010 |
| smoke filters for reducing components in a smoke stream | 23 | 2013 |
| smoke filters for smoking devices with porous masses having a carbon particle loading an… 🛈 | 22 | 2010 |
| products of high denier per filament and low total denier tow bands | 21 | 2011 |
| apparatuses, systems, and associated methods for forming porous masses for smoke filters | 17 | 2011 |
| high denier per filament and low total denier tow bands | 16 | 2011 |
| methods of preparing polysaccharide sheets for esterification | 16 | 2012 |
| environmentally degradable cigarette filter | 15 | 2010 |
| apparatuses, systems, and associated methods for forming organic porous masses for flavo… 🛈 | 15 | 2013 |
| methods of producing filters and filter rods comprising porous masses and articles relat… 🛈 | 14 | 2012 |