Mediatube Corp. v. Bell Canada

Mediatube Corp. v. Bell Canada

On purposive construction claim 1 required (1) analog demodulated downstream audio/video signals, (2) conductors for downstream signals distinct from the twisted pair carrying upstream control signals, (3) server control of channel selection at the demodulator responsive to user control signals, and (4) a separate dedicated switching device per communications interface; none of Bell Canada or Bell Aliant systems incorporated all four essential elements (Bell's systems used digital downstream streams, shared subscriber twisted pair for downstream/upstream, no demodulator channel-selection responsive to user control at headend, and network switching rather than a dedicated switch per...

Citation
2017 FC 6
Parties
Plaintiff: MediaTube Corp.; Plaintiff: NorthVu Inc.; Defendant: Bell Canada; Defendant: Bell Aliant Regional Communications, Limited Partnership
Court
Federal Court
Jurisdiction
Canada
Judgment Date
4 January 2017
Procedural Posture
Patent Infringement and Counterclaim (477 Patent) / Trial Judgment Issued (2017 01 04)
Outcome
Action and counterclaim dismissed; asserted claims of the 477 Patent held valid but not infringed; defendant awarded costs elevated by 50% for most issues and solicitor-and-client costs in relation to punitive damages claim.
Legal Topics
Claim Construction, Anticipation (novelty), Obviousness, Inutility, Overbreadth/insufficiency, Infringement, Stand by Utility, Costs Allocation, Punitive Damages, Discovery Corrections
Source Language
English
Intellectual Property Patent Law Civil Litigation Civil Procedure Costs Claim Construction Anticipation (novelty) Obviousness +7 more

Case Brief

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Parties

MediaTube Corp.

Plaintiff

NorthVu Inc.

Plaintiff

Bell Canada

Defendant

Bell Aliant Regional Communications, Limited Partnership

Defendant

Procedural Posture

Patent Infringement and Counterclaim (477 Patent) / Trial Judgment Issued (2017 01 04)

Legal Issues

  1. 1 Construction of key claim terms (audio/video signals, conductors, server, controlling an output channel selection of the input signal, for each communications interface, a switching device)
  2. 2 Whether claims 1,2,4 and 18 of the 477 Patent are anticipated
  3. 3 Whether claims are obvious

Ratio Decidendi

On purposive construction claim 1 required (1) analog demodulated downstream audio/video signals, (2) conductors for downstream signals distinct from the twisted pair carrying upstream control signals, (3) server control of channel selection at the demodulator responsive to user control signals, and (4) a separate dedicated switching device per communications interface; none of Bell Canada or Bell Aliant systems incorporated all four essential elements (Bell's systems used digital downstream streams, shared subscriber twisted pair for downstream/upstream, no demodulator channel-selection responsive to user control at headend, and network switching rather than a dedicated switch per...

Court Disposition

Action and counterclaim dismissed; asserted claims of the 477 Patent held valid but not infringed; defendant awarded costs elevated by 50% for most issues and solicitor-and-client costs in relation to punitive damages claim.

Orders

  • The action and the counterclaim are dismissed.
  • The plaintiffs shall pay Bell Canada’s costs to be determined following submissions, elevated by 50% for all issues except the punitive damages claim, which shall be calculated on a solicitor-and-client basis.