Cooperative Patent Classification (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Cooperative Patent Classification" in English language version.

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cooperativepatentclassification.org

CPC Essentials I Part A, slide 12
"CPC Scheme and Definitions". EPO & USPTO. 2013. Retrieved 9 November 2013.
"3rd EPO-USPTO CPC Annual Meeting with national offices classifying in CPC" (PDF). EPO. 26 February 2016. Retrieved 24 November 2016.

epo.org

epo.org

"Europe and China agree to use same patent classification system (CPC)". European Patent Office. 4 June 2013. Retrieved 4 June 2013.
"Co-operation with Russia and Eurasian region intensifies: Language barrier in patent information removed". EPO. 26 September 2013. Retrieved 26 September 2013.
"Co-operation with IMPI-Mexico". EPO. 16 July 2015. Retrieved 24 November 2016.

documents.epo.org

CPC replaces ECLA on Espacenet Archived 2012-11-22 at the Wayback Machine, Patent Information News issue 4/2012, December 2012, p. 4.
"SIPO and KIPO to classify using the CPC" (PDF). Patent Information News (2, June 2013). European Patent Office: 12. Archived from the original (PDF) on 15 July 2021. Retrieved 23 June 2013.

e-courses.epo.org

"The Cooperative Patent Classification Introduction to the CPC". EPO. 2013. Retrieved 22 April 2013.

uspto.gov

Kisliuk, Bruce (27 September 2012). "Introduction to the Cooperative Patent Classification (CPC); EPO and USPTO Bi-lateral Classification System" (PDF). USPTO. Retrieved 22 April 2013.
"USPTO and KIPO Announce Launch of Cooperative Patent Classification System Pilot". USPTO. 5 June 2013. Retrieved 5 June 2013.

web.archive.org

CPC replaces ECLA on Espacenet Archived 2012-11-22 at the Wayback Machine, Patent Information News issue 4/2012, December 2012, p. 4.
"SIPO and KIPO to classify using the CPC" (PDF). Patent Information News (2, June 2013). European Patent Office: 12. Archived from the original (PDF) on 15 July 2021. Retrieved 23 June 2013.