Episode 1 of 3

Patent for Collodion Preparation

When: July 4, 1854
Where: United States
Part of: James Ambrose Cutting patents improvements to the wet collodion (Ambrotype) process

Cutting received US Patent 11213 on July 4, 1854, for improvements in the preparation of collodion for photographic pictures.

This patent covered specific chemical preparations and handling methods for the collodion process. It was the first of three patents awarded to Cutting in 1854, focusing on the technical aspects of creating images on glass.

Sources

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.