Electronic document tracking
CA 2477246 A1 · Owner: Mytkowicz, Todd Douglas · Inventors: Keohane, Michael Paul; Mytkowicz, Todd Douglas; Habegger, Millard Jay
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A system and method for tracking an electronic document includes a document preparation tool that can accept document content and form data encrypt the , content data, provide a document ID prepare instructions for generating a data input form and package the encrypted data document ID and instructions , in the electronic document. When a user accesses the electronic document the , instructions can display the data input form to the user. A local file containing the document ID and the user ID can be created on the user's computer system and the content can be decrypted and presented to the user. Files on the document can be updated to include the user ID and a listing of the actions …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed February 20, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 20, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 20, 2025.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.