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I agree Eric Shain. In fact, this kind of diagrams are quite popular en communication protocol related patents, where interactions between sender and receiver have a sequential order. For example, figures 3, 4 & 5 in Amazon patent US6675196; figure 2 in ATEN patent US7716404B2; or figure 2 in patent application US2004/0100945 A1. Sometimes, you can even ...


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Diagrams, illustrations, photos and graphs are all allowed in a patent application. They are referred to as drawings under 35 U.S.C 113: The applicant shall furnish a drawing where necessary for the understanding of the subject matter sought to be patented. Note from the U.S.C clause above that the purpose of any drawing is only to facilitate the ...


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I would expect that a drawing that conforms to USPTO drawing requirements (black and white comes to mind, exceptions for color is accepted only under documented conditions). A search of patents.google.com would produce the examples provided by user=David. If you suspect that something is prohibited, searching the relevant USPTO requirements (in this case ...


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Photos are allowed in provisional applications. You will need to make sure it is legible at the other end. The process of submitting it will not preserve the color and resolution. Imagine that on the way to the USPTO it was faxed on a bad fax machine. One way to improve what ends up at the USPTO's computers is to do it electronically and select "drawing ...


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The whole of the patent application describes the invention including the background, prior art, description of the technology and preferred implementations. I have definitely seen patents including electronic and software patents whose figures were solely block diagrams. However, the text in the patent application needs to reference the diagrams and explain ...


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No problem. In the spec. and drawings you need to tell and show everything you can think of about what it is and how it is used. The users of patented devices and people carrying out patented methods are often portrayed. People can also be mentioned in claims as long as they are not an element of the claim. If it is a method claim only actions are elements, ...


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WO 2000006442 A1 "Apparatus for Reducing Road Vehicle Spray" is a patent family member of US 20020109347 A1. This can be seen in the "Also Published as" section on Google Patents. The figures in US 20020109347 A1 can be seen on Google Patents and some of the diagrams are posted below.


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The U.S. Enablement requirement. Even though an applicant would like a broad claim that is free of implementation specifics, the US has a requirement that the specification teach someone of skill in the art how to make and use the invention. This leads to some very specific descriptions of one or two particular embodiments, down to the part numbers of ...


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