Patent Document ID: 5497320
Application ID: 08229272

Base Claim:
1. A two-level document processing method preparing a downstream document on the basis of an upstream document, said upstream document being a document associated with a product and placed near a user, and said downstream document being a document associated with the product and placed near a maker, said method comprising the steps of: comparing the upstream document with an upstream deletion document including information which is particular to the upstream document and is unnecessary for the downstream document; selecting, from the upstream document and based on results of the step of comparing, a deletion candidate to be deleted from the upstream document until no more deletion candidate is found; and preparing the downstream document by performing deletion or non-deletion of the deletion candidate from the upstream document in accordance with results of the step of selecting.

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Claim 4:
4. The two-level document processing method as claimed in claim 1, wherein said step of preparing comprises the steps of: searching in said upstream deletion document for corresponding information corresponding to the deletion candidate; and storing the deletion candidate into an upstream special candidate file without deleting the deletion candidate from the upstream document, if the corresponding information corresponding to the deletion candidate is absent in the upstream deletion document.