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Expired Canadian patentCanada

System and method for aligning data between local and remote sources thereof

CA 2443094 C · Owner: Lee, Tony J. · Inventors: Lee, Tony J.; Hawbaker, Jeffrey L.

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Local source data is first sampled (20) at an original sampling rate and the resampled (30) at first sampling rate which is equal to the framing rate for transmitting said data to the remote source. The resampled local source data is then delayed (40) by the transmission time (36) between the local and remote data sources. The data from the remote relay which is resampled (48) at the remote source at the first resampling rate (48) and the delayed resampled data (42) at the local source are both then resampled (46) at a second resampling rate, at an original sampling rate to produce aligned data at the , local source.

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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 March 14, 2002 and granted November 22, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 14, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 14, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 14, 2002
GrantedNovember 22, 2011
Term endedMarch 14, 2022
Patent numberCA 2443094 C
Classification (IPC)H04L7/00 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedMarch 14, 2002Patent grantedNov 22, 2011Term endedMarch 14, 2022

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.