Ads
related to: cool patent drawings for beginners printable worksheets kids
Search results
Results From The WOW.Com Content Network
The Patent Drawing Book: How to Prepare Formal Drawings Required by the U. S. Patent and Trademark Office. Jack Lo, David Pressman (2007). How to Make Patent Drawings: A Patent It Yourself Companion. Harry Radzinsky (1945). Making Patent Drawings. Kendall J. Dood (1986). Patent drawings. United States National Archives and Records Administration.
Print/export Download as PDF; Printable version; ... Charcoal lighter patent drawing.gif 520 × 727; 38 KB. CL Daboll 1860 Fog Alarm patent.png 2,320 × 3,408; 40 KB.
Prior art (also known as state of the art [1] or background art [2]) is a concept in patent law used to determine the patentability of an invention, in particular whether an invention meets the novelty and the inventive step or non-obviousness criteria for patentability.
[2] [7] The copyrighted work might consist of the written description for an invention or the drawings or photographs contained in the patent. [7] Likewise, the Office may register a claim to copyright in articles, publications, or other non-patent literature that may be submitted with a patent application. [7]
The United States Patent Office used to publicly display the models of approved patents. [4] This collection of models suffered two major fires- one in 1836, and another in 1877. The 1877 fire destroyed 75,000 patent models. [5] In 1908, the Patent Office donated just over 1,000 patent models to United States National Museum. [6]
Lewis Howard Latimer (September 4, 1848 – December 11, 1928) was an American inventor and patent draftsman. His inventions included an evaporative air conditioner, an improved process for manufacturing carbon filaments for electric light bulbs, and an improved toilet system for railroad cars.