On September 24, 1877, Fire at USPTO destroyed 80,000 models and 600,000 drawings. No patents were completely lost, however, and the Patent Office soon reopened.…
This week Boeing patented a drone magazine, which deploys drones instead of cartridges. Drones are becoming an important part of modern military. Various drones have different…
On September 23, 1930, Johannes Ostermeier was issued a patent for the flash bulb used in photography. Patent Information Patent Number: US 1776637 A Patent…
On September 19, 1876 Melville Bissell patented a carpet-sweeper, a mechanical device for the cleaning of carpets. A very early appearance of the product occurs…
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