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What Is a Likelihood of Confusion

Erik K Pelton

The following is an edited transcript of my video, What Is a Likelihood of Confusion. A phrase that comes up all the time in several different aspects of trademark work is likelihood of confusion. Often, if you ask a group of people, “Are these two marks, given the circumstances, likely to be confused?

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“Comparison Prior Art” Must Be Tied to the Same Article of Manufacture as That Claimed

Intellectual Property Law Blog

15, 2023) , the Federal Circuit vacated a jury verdict of non-infringement in a design-patent infringement action filed by Columbia Sportswear against Seirus Innovative Accessories. Design Patent No. Background Columbia asserted U.S. These products (e.g., gloves) have a wavy pattern with the “Seirus” logo throughout the design.

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What Are the DuPont Factors in a Trademark Confusion Analysis?

Erik K Pelton

The following is an edited transcript of my video What Are the DuPont Factors in a Trademark Confusion Analysis? from the Court of Patent Appeals in 1973, that then became known as the Court of Appeals for the Federal Circuit) laid out the factors for analyzing a likelihood of confusion in any comparison of trademarks at the USPTO.

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All about responding to a Trademark Office Action

Erik K Pelton

The following is an edited transcript of my video “Responding to a Trademark Office Action” After a trademark application is filed with the US Patent and Trademark Office, it is generally about nine months (as of May 2023) until anything is heard back by the applicant. Sometimes they’re more serious and substantive.

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Logos Remain Relevant: Source Confusion and Design Patent Infringement

Patently-O

This post will focus on another key issue from the case – the relevance of logos in design patent infringement analysis. Design Patent Infringement vs. Trademark Infringement The standards for proving design patent infringement and trademark infringement differ significantly regarding the relevance of consumer confusion about product source.

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What is a crowded field of third party registrations?

Patent Trademark Blog

Has your trademark application received a Section 2(d) likelihood of confusion rejection? How you do you show no likelihood of confusion? Here is a checklist of what to consider if you want to argue crowded field: high number of registrations and allowed applications for similar marks; owned by different parties; and.

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How To Avoid Trademark Confusion

Patent Trademark Blog

What are similar trademarks? Known as likelihood of confusion or a Section 2(d) refusal, this is one of the most common reasons why trademark applications get rejected. Likelihood of confusion is not the same as actual confusion. Why avoid trademark confusion in the first place?