Report:Delphion/Data Coverage/Non Patent Coverage/Databases Accessed/

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DWPI on Delphion is no longer available, as of March 31, 2012. DWPI data is available on the Thomson Innovation platform.

Delphion’s non-patent literature search page also includes a portal to the collection. is also a repository of defensive publications, which has coverage encompassing the Technical Disclosure Bulletin collection (described in the IBM Technical Disclosure search section), but which also branches out to cover a wide range of defensive publications from many industries. This collection may be searched through a portal offered by Delphion; however, the results will only display up to 300 words of the document abstract, and no images. In addition to the limitation on abstract length, there is also a limit on how many records may be viewed: only the first hit list page of results (up to 200 documents) may be viewed through Delphion To see the full document text and abstract, users are required to have a separate subscription to

The figures below contrast Delphion’s record display with what is available through the portal with a separate subscription.

An record on Delphion. Selecting the link “full document view” will open the website, where a username and password will be required.

The same record, viewed on the site with a separate subscription. (Even with a subscription, there is usually an additional charge to download the complete original document from the site.)

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