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System Name: IPEXL Patent Search
Company Name: Intellectual Property Exchange (Singapore)
Length of Service: IPEXL Search v1.0 was SurfIP
Target User: Patent searchers, engineers, R & D departments.
Subscription type: Simple searching is done for free on the site. Registered users have free access to IPEXL Analytics.
Associated Data Analysis Tool: IPEXL Analytics. Free usage with sign up.
Further reading: IPEXL's White Paper Online
Major Recent Updates
As of September 2012, users may purchase IPEXL Patent Search - Standard Edition, which includes multilingual search options covering 13 authorities. Users may also create a free account to log in to IPEXL and search through the following collections for free: US, US applications, China (native), and Singapore.
As of December 2010, it appears that IPEXL is transitioning to a for-pay model. Free accounts are available, but searchable patent collections appear to be limited to US, China (CN), and Singapore (SG).
According to IPEXL representatives, the following content was available on the system as of December 03, 2009. Updates to the service's search index are made once a week, on Mondays. 
The data coverage for IPEXL search is now maintained and updated at IPEXL's online help file.
- ↑ "IPEXL Patent Search - Standard Edition." IPEXL website, http://www.ipexl.com/shop/19-ipexl-patent-search-standard-edition.html. Accessed September 4, 2012.
- ↑ Ashworth, Mark. "IPEXL's Patent Search. Data Source Coverage." Posted December 03, 2009 to the Intellectual Property Network on Ning, http://ipestonia.ning.com/profiles/blogs/ipexls-patent-search-data. Accessed on December 03, 2009.