Derwent enriched summaries, invention families and standardized indexing make it easier to interpret complex filings and get an accurate view of inventions across the global patent landscape.

With a proud heritage dating back to 1832, we have been creating pencils in the Lake District, UK, since 1916 and the first Derwent colour pencil was introduced in 1938.

Keep Discovering with Derwent Drawing Pencils A nature-inspired colour palette with an opaque laydown. Coming soon in 72 colours.

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Add colour to your artwork with Derwent coloured pencil ranges. With a variety of pencil formulas available, including our 100% Lightfast range and graphite products for drawing and sketching, there …

Derwent offers a wide range of exceptional artist products such as Inktense, Coloursoft, Tinted Charcoal, Graphitint and XL Graphite. Our Lab and Product Development Team are dedicated to …

Derwent Cumberland Pencil Company, trading as Derwent, is an English brand of pencils and other art materials. The business began in 1832 in Cumberland under the name Banks, Son & Co..

AI patent tools powered by human-enriched patent data for insights you can trust. Derwent patent intelligence solutions combine purpose-built AI with 70m+ human-authored invention summaries to …

Derwent was a village 'drowned' in 1944 when the Ladybower Reservoir in Derbyshire, England, was created. The village of Ashopton, Derwent Woodlands church, and Derwent Hall were also 'drowned' …