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espacenet
Earthquake-proof Buildings
The 8.9-magnitude earthquake that struck Japan on March 11 is a massive natural disaster and human tragedy, but it could have been much worse. News reports have credited Japan`s strict building codes with saving countless lives. Thanks to Japanese engineering, thousands of buildings and other...
New ECLA Codes for Green Technologies
The European Patent Office has created a new classification scheme for green technologies and applications related to the mitigation of climate change. The new category, identified as Y02 in the ECLA classification, has two main subclasses: * Y02C - CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL...
US Assignment Data in INPADOC
The EPO recently announced that US assignment data will be updated weekly instead of bimonthly in the INPADOC legal status database, which also means that it will be available via esp@cenet. The data will be captured from the USPTO's assignment database one week after it is posted.This is a much...
Reporting Data Errors in Patent Databases
Kudos to esp@cenet for providing an easy and convenient way for users to report data errors. Each record includes a link to an error reporting form; all you have to do is click and fill in a few lines. This week I reported my first error (an incorrect application number and date) and within two...
Retrospective Kind Codes in Espacenet
The other day a colleague asked me why an "A" appeared at the end of older US patent numbers in espacenet records.I immediately answered that it's a document kind code: "A" is used for the first publication, "B" for the second and "C" for the third. However, something was odd about their presence...