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The Fountain Pen Patent Archive

The instruments that put ink under pressure

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Mouth-fill mechanism

Patent drawing showing four views of a 19th-century fountain pen holder: an assembled pen with nib and barrel labeled A, E, and I; a sectional cutaway showing internal tubes D, F, and G; an exploded view of separated parts B, C, E, F, G, H; and the pen with its protective cover I in place.

FOUNTAIN-PENGeo. W. White · September 4, 1855

United States patent drawings and specifications are works of the U.S. government and are in the public domain — they were never copyrighted. Download them, print them, frame them. Our commentary and descriptions are © 2026 The Fountain Pen Patent Archive.

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