He first designed a mop head that could be removed by unscrewing it from the base of the mop handle, allowing users to clean the head or discard it when it wore out. His contributions came at a time when african american inventors faced significant societal barriers, making his achievements all the more remarkable. A timeline of key events for this patent application, including priority claims, publications, legal status, reassignments, and litigation
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First, he added a screw at the bottom of the mop handle that allowed the mop head to be separated from the mop handle.
On june 11, 1893, stewart patented his improved mop design (u.s His invention featured a unique clamping device that allowed for easy wringing of the mop without the user having to touch the dirty mop head. Thomas stewart of kalamazoo, michigan, patented a new type of mop (u.s Patent #499,402) on june 11, 1893
Thomas stewart had invented a clamping mop that could wring the water out of itself by the use of a lever. An inventor from kalamazoo, michigan, thomas stewart, aimed to create products that streamlined processes and made lives easier For much of history, floors were made of straw, packed dirt, and plaster. He also introduced a detachable mop head, enabling easy cleaning or replacement, which enhanced the mop's practicality and longevity
