Keystone Series™ Pentagon Patent & Inventor Recognition Plaque
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Structured Elegance. Foundational Achievement.
Note: All domestic hardwood plaques can be made in custom sizes up to 24" x 36". Please contact us for custom size orders, pricing and quantity discounts!
The Keystone Series™ pentagon patent plaque represents stability, accomplishment, and enduring innovation. Precision-crafted from solid walnut, cherry, or maple, this five-sided silhouette provides a distinctive alternative to traditional rectangular plaques while maintaining professional formality.
Each plaque features deeply engraved patent details and drawing layout, with optional upgraded USPTO seal treatments to enhance presentation impact.
The pentagon form conveys structure and permanence — ideal for honoring foundational inventions and milestone achievements.
Materials & Craftsmanship
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Solid hardwood construction (Walnut, Cherry, or Maple)
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Precision laser engraving directly into wood
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Clean beveled edges for refined presentation
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Hand-finished and individually inspected
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Made in the USA
Available Sizes
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9.25″ T x 9.7″ W
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10.3″ T x 10.9″ W
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11.5″ T x 12″ W
(Custom sizing available upon request.)
USPTO Seal Options
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Standard laser engraved seal
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Silver foil seal
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Gold foil seal
Each option allows clients to select the level of visual distinction desired.
Wood Options
Walnut – Rich executive tone with bold engraving contrast
Cherry – Warm, elegant grain with timeless appeal
Maple – Light, contemporary clarity with crisp engraving detail
Customization
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Inventor name
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Patent number
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Issue date
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Patent title
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Patent drawing configuration
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Company or assignee name (optional)
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Personalized layout adjustments upon request
Why Keystone Series™ Stands Apart
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Distinct five-sided pentagon design
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Architectural symbolism and strength
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Engraved directly into solid hardwood
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Modern yet formal presentation
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Ideal for milestone or foundational patents
