The Preacher Who Patented Flexible Film in 1898 and Died Before Kodak Paid $5 Million for It

Hannibal Goodwin's application for a photographic pellicle reached the Patent Office on May 2, 1887, and stayed there for eleven years and four months while a succession of five examiners rejected it. George Eastman's chemist filed his own flexible film application on April 9, 1889, and had a granted patent eight months later. By the time Goodwin's US Patent 610,861 issued on September 13, 1898, Kodak had been selling transparent roll film to the public for nine years.

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