CHINA PATENT INFORMATION CENTER (CPIC)- CHINESE WEBSITE
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NOTE: In most cases, you should be able to find a PDF copy of theChinese document you need in the EPO's Espacenet database at:
http://worldwide.espacenet.com.

Retrieving a Chinese document in PDF
version from CPIC’s Patentstar

http://www.cnpat.com.cn/

1CPIC PATENTSTAR – NUMBER SEARCH IN CHINESE

2. Click here to go to thenew version of Patentstar

Retrieving a Chinese document in PDF
version from CPIC’s Patentstar

http://search.patentstar.cn/cprs2010/cntablesearch.aspx

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CPIC PATENTSTAR – ENTRY PAGE

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the search mask

Patentstar has a time delay of 2-3 days compared with SIPO’s officialgazette. Two versions (general public and registered users) exist inparallel. Currently, many features are publicly available, but they might be
2. Click here to go torestricted to registered users in the future.

the gazette search

Retrieving a Chinese document in PDF
version from CPIC’s Patentstar

http://211.160.117.107/My/SmartQuery.aspx

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CPIC PATENTSTAR – SEARCH FIELDS

title (TI)
main claim (CL)applicant (PA)application number (AN)laid-open publication number (PN)
grant number (GN)priority (PR)category classification (CT)province code (CO)main IPC class (MC)claims (CS)coverage:abstract (AB)10 September 1985
keyword- 16 (TX)
April 2014classification (IC)application date (AD)publication date (PD)
grant date (GD)
inventor (IN)last updates of data(patents,applicantaddress (DZ)
utility models, designs)
agent (AG)representative (AT)description (DS)

http://211.160.117.107/My/frmCnTbSearch.aspx
Retrieving a Chinese document in PDF
version from CPIC’s Patentstar

4

ADVANCED SEARCH INTERFACE – NUMBER SEARCH

4. Enter application
number (or othersearch parameter)

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Retrieving a Chinese document in PDF
version from CPIC’s Patentstar

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RESULT – BIBLIOGRAPHIC DATA, DRAWING

green = in force

7. Click here to see
further details

Retrieving a Chinese document in PDFversion from CPIC’s Patentstar

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DISPLAY OF RESULT – BIB. DATA, DRAWING, CLAIM

document (PDF) │claims │ description│legal status

8. Click here to
download the PDF
document

abstract

main claim

Retrieving a Chinese document in PDF
version from CPIC’s Patentstar

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DOWNLOAD OF FULL DOCUMENT

laid-open publication │granted patent

9. Click here to
download or print thedocument

Retrieving a Chinese document in PDF
version from CPIC’s Patentstar

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DISPLAY OF FULL TEXT DATAclaims

description

Text data of claims and description can currently be accessed
without subscription (July 2014). There is no free machinetranslation integrated in this source, but the text can becopied&pasted into an online machine translation tool.

Retrieving a Chinese document in PDF
version from CPIC’s Patentstar

9

DISPLAY OF LEGAL STATUS INFORMATION

legal status

Legal status can currently be accessed without subscription (July2014). For details on how to retrieve Chinese legal status informationfrom SIPO’s website, see the corresponding search guide.

Retrieving a Chinese document in PDF
version from CPIC’s Patentstar

10If you need any assistance when using this database,please do not hesitate to contact us atasiainfo@epo.org.