Canon Inc

U.S. Patent No. 9,354,551


This preliminary prior art search report presents the mappings of the various elements of claim 1 of U.S. Patent No. 9,354,551 (‘551 Patent), titled “Developer supply container and developer supplying system”, from assignee Canon Inc, published on 31 May 2016.

The patent discloses a developer supply container comprising a developer discharging chamber with a discharge opening for discharging developer, a developer accommodating chamber rotatable relative to the discharging chamber, a rotating gear for rotating the accommodating chamber, a pump configured and positioned to force the developer out of the discharging chamber with a volume that changes with reciprocation, and a drive converter that converts the rotational force received by the gear to a force for operating the pump.

This preliminary search report includes the following:

  • References found from the preliminary search
  • Claims mapping chart
  • Copies of the selected references with highlighted excerpts
  • Search strategies used in conducting the prior art search


This ParolaPRIME™ report is not legal advice. The suggested correspondences between the features disclosed in the patent-at-issue and those disclosed in each reference reflect what Parola Analytics believes are technical similarities between those respective sets of features. Parola Analytics makes no representation concerning any legal status or effect that may arise from documents mentioned in this report, such as the validity of any apparent priority date or the assertability of any document as prior art against a patent. You should independently obtain legal counsel before attempting to rely on any portion of this report in a legal proceeding.

The references presented in this report are only preliminary and do not represent results from an exhaustive search. For the full report, request a quote.

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