The Fountain Pen Patent Archive

The instruments that put ink under pressure

Stylographic pen

Patent drawing of a slender cylindrical stylographic fountain pen shown in vertical cross-section, revealing an internal spring-loaded needle running through the ink chamber with valve seats near the top and a tapered point at the writing tip, alongside smaller detail views of the valve, threaded cap, and washer components.Stylographic Fountain-PenFrederick J. Seybold · June 29, 1880Patent drawing showing five cross-sectional and detail views of a stylographic fountain pen, including the full pen assembly with cap B, handle A, air-tube E, point-section A', and needle J, plus magnified details of the coupling tube F and flanged guide tube G.STYLOGRAPHIC FOUNTAIN-PEN.Charles H. Downes and Charles L. Downes · July 13, 1880Patent drawing of a stylographic fountain pen showing a long cylindrical barrel with a screw-on cap, an internal needle-valve point section, and enlarged cross-sectional views of the air-duct and valve components labeled A through H.Stylographic Fountain-Pen.Alexander M. Sutherland and Francis C. Brown · March 22, 1881Patent drawing showing a stylographic fountain pen: Fig. 1 depicts the full pen barrel with a separate filling dropper, while Figs. 2-4 show cross-sectional details of the threaded point-section, valve stop, and air/fill openings.FOUNTAIN-PENEdmund Coffin, Jr. · August 29, 1882Patent line drawing of a stylographic fountain pen shown in vertical cross-section, revealing the internal needle-valve, air-tube, spring-pressed valve, and vent-cap at the top, alongside a side view of the barrel's upper end and two small circular cross-sections showing the vent-cap in open and closed positions.STYLOGRAPHIC FOUNTAIN-PENJacob Ullrich · September 26, 1882Patent drawing showing five figures of a stylographic fountain pen, including a full external view, an assembled pen with barrel and point section, a longitudinal cross-section revealing the internal air-tube and valve mechanism, an enlarged detail of the adjustable screw-threaded writing point with key-head, and the pen shown closed with its protector cap in place for pocket carrying.STYLOGRAPHIC FOUNTAIN-PEN.Alexander M. Sutherland and Francis C. Brown · October 17, 1882Patent drawing of a cylindrical stylographic pen shown whole and in two cutaway sections revealing an internal spring-loaded needle stylus running through a central air-tube to a tapering ink-discharge point.STYLOGRAPHIC PEN.Frederick J. Seybold · February 13, 1883A patent drawing showing a longitudinal cross-section of a slender stylographic fountain pen, revealing an inner flexible tube running from a rubber diaphragm near the cap down to a fine needle point, with labeled parts including the barrel (A), point-section (B), air-duct (D), needle (e), diaphragm (G), and protective cap (F).STYLOGRAPHIC FOUNTAIN-PENMarion H. Kerner · July 3, 1883Patent drawing of a slender cylindrical stylographic pen shown whole and in cross-section, revealing an internal needle, agitator plates, and a slit rubber disk covering the ink reservoir outlet near the tapered writing tip.STYLOGRAPHIC PENEdward B. Nimmo · September 4, 1883Patent drawing showing cross-sections of a stylographic pen with a tapered point-piece, internal air-tube, adjustable pin carrier, and cap, plus a small cross-sectional detail and an exploded carrier view.STYLOGRAPHIC PENThomas W. Evans · February 11, 1890