How many patents does
China Petroleum & Chemical Corporation have?
patents
55,327
families
39,341
granted
14,947
applications
40,380
CN
52,629
US
635
EP
313
KR
229
WO
195
JP
150
GB
94
RoW
1,082
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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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patents
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patent families
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China Petroleum & Chemical Corporation
Top ten assignees appearing on patents
2009 - 2018
2009
2018
China Petroleum & Chemical Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| initiator system for cationic polymerization and polymerization method using same | 34 | 2009 |
| catalyst component for olefin polymerization and catalyst comprising the same | 26 | 2009 |
| modified rubber masterbatch, rubber composition prepared therewith and vulcanized rubber… 🛈 | 24 | 2011 |
| lubricating oil composition and preparation method therefor | 23 | 2012 |
| well logging device, well logging method and data processing apparatus | 21 | 2010 |
| dimethylsulfoxide preparation method | 20 | 2012 |
| catalyst component for olefin polymerization reaction and catalyst comprising same | 20 | 2010 |
| a metal modified y zeolite, its preparation and use | 20 | 2013 |
| heat transfer tube and cracking furnace using the heat transfer tube | 19 | 2012 |
| desulfurization absorbent for hydrocarbon oil, preparing method and use thereof | 18 | 2011 |