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The Golden Arches: How McDonald’s Turned Architecture into a Global Trademark

The Golden Arches are among the most recognized commercial symbols worldwide. In 1952, architect Richard Dorner designed...
2026.03.20 パテント探偵社 編集部
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The $35 Logo That Became the World’s Most Recognized Trademark

In 1971, a graphic design student named Carolyn Davidson was paid $35 to create a logo for a startup shoe company. The r...
2026.03.20 パテント探偵社 編集部
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The Kikkoman Bottle: How One Soy Sauce Dispenser Earned MoMA and a Trademark

There's a bottle most people recognize without being able to name it: the small Kikkoman soy sauce dispenser. Octagonal ...
2026.03.20 パテント探偵社 編集部
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Apple vs. Samsung: What the Seven-Year Patent War Was Actually About

In 2007, Apple launched the iPhone and, with it, an implicit claim: we invented this. The touchscreen swipe, the icon gr...
2026.03.20 パテント探偵社 編集部
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Why the Yakult Bottle Is a Registered Trademark — Japan’s Landmark 3D Trademark Case

When the Coca-Cola Company fought — and ultimately won — its battle to register the Contour Bottle as a three-dimensiona...
2026.03.20 パテント探偵社 編集部
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Why Coca-Cola’s Bottle Shape Is a Registered Trademark — The History Behind the Iconic Contour

Most people know that logos and brand names can be trademarked. But what about the shape of a bottle?Today I'm investiga...
2026.03.19 パテント探偵社 編集部
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The Siren’s Evolution: Trademark Strategy Behind Starbucks’ Iconic Logo Transformations

The Siren's Evolution: Trademark Strategy Behind Starbucks' Iconic Logo TransformationsThe Siren's Evolution: Trademark ...
2026.03.19 パテント探偵社 編集部
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Google’s PageRank Patent: How a Stanford Dorm Room Algorithm Determined Search Engine Supremacy

The Search Engine Revolution Born in a Stanford Dorm RoomIn the autumn of 1995, a Russian-American student entered Stanf...
2026.03.17 パテント探偵社 編集部
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How Chanel No.5 Has Protected Its Iconic Bottle Design for Over a Century: The Functionality Doctrine, 3D Trademarks, and Multi-Layered IP Strategy

The World's Most Recognizable Perfume Bottle and Its Legal FortressWhen Coco Chanel and perfumer Ernest Beaux introduced...
2026.03.14 パテント探偵社 編集部
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Patent Explained

Can AI Be an Inventor? The DABUS Judgment and Global Debate Over Inventorship

Can AI Be an Inventor? The DABUS Judgment a​nd Global Debate Over InventorshipThe patent system has existed for more tha...
2026.03.10 パテント探偵社 編集部
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