System and method for improved transmission of meter data
CA 2700366 C · Owner: Elster Electricity Llc · Inventors: Borleske, Andrew J.; Brian, Brent R.; Mason, Robert T.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The system includes a number of first meters which are typically battery powered transmit only devices. The system includes a number of two-way meters which are operable to both transmit and receive data. The first meters transmit their data to the collector either directly or indirectly via the two-way meters which serve as intermediaries. Multiple records form each first meter may be stored at each of the two-way meters thereby ensuring that records from a one-way meter will not be blocked when an attempt is made to forward them to the collector. Furthermore multiple records from each first meter may be stored at the collector thereby enabling the transmission and storage of meter records …
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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 22, 2005 and granted February 12, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 22, 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.