Episode 2 of 3

Patent for Photographic Compositions

When
July 11, 1854
Where
United States
Part of
James Ambrose Cutting patents improvements to the wet collodion (Ambrotype) process

On July 11, 1854, Cutting was awarded US Patent 11266 for improvements in compositions used for making photographic pictures.

This patent addressed the chemical compositions involved in the wet plate collodion process. It was one of the three patents granted to Cutting in July 1854, specifically covering the materials used in the process.

Sources

  1. James Ambrose Cutting Wikipedia, revision of 2026-07-16

Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.