Method and system for compression of files for storage and operation on compressed files
CA 2564844 C · Owner: Kedem, Nadav · Inventors: Sever, Gil; Amit, Noach; Cohen, Yakov
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method and system for creating, reading and writing compressed files (44) for use with a file access storage. The compressed data of a raw file (41) are packed into plurality of compressed units (46) and stored as compressed file (44). One or more corresponding compressed units (46A) may be read and/or updated with no need of restoring the entire file whilst maintaining defragmented structure of the compressed file (44).
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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 April 21, 2005 and granted December 9, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 21, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.