Patent ID: 6418457
Filing Date: 2002-07-09
Classification: G06Q

Abstract:
A computerized document storage system for use by inventors to store their work on an invention and to secure their claim to a date of invention, the system comprising:a document creator to enable the inventor to describe his invention in a document; a document saver that stores the document with a digital signature of the inventor and a first time stamp and prevents any further modification of the document except an addition of a witness statement, a witness digital signature, and a second time stamp; a witness document modifier that only allows the witness statement, the witness digital signature and the second time stamp to be added to a stored document; a document viewer to list the documents stored in the system and to allow the documents to be read; and a group assignor to assign people to a plurality of groups, wherein the plurality of groups includes a witness group and a worker group, wherein the group assignor allows a person to be removed from a group, and wherein the group assignor only allows a person in the worker group to remove a person from the witness group.