It seems that the USPTO is fine with hand-drawn drawings. While you have to pay for the actual software (29.99 for standard or 79.99 for Studio), there is a beta option that only requires an email address. But it adds a step to the process.Īfter searching the net a bit, I read a suggestion (sorry didn't keep the link): make the views with a CAD program without shading, print the drawings and add the shading by hand then scan them. It may be primarily associated with iPads and macOS, but Astropad Studio is a tablet-based drawing software with an ongoing free beta (Project Blue) for Windows users. ![]() ![]() Inkscape (a vector graphics program) could be a solution to add the shading. I agree that if you don't intend to build a 3D model but only want to create 2D drawings, other software than FreeCAD will be more suited. It is not easy to get this effect with a CAD program. Cad Pro is the most cost effective, easy to use CAD software. Patent drawings have really an "artistic" look, like they were drawn by hand. Cad Pro produces professional drawings fast & easy. Because QCad is developed full-time by a small company (not sure but it may be a one-man operation), it has more features than LibreCAD. There's QCad too, LibreCAD is a fork of QCad qhich comes in an open source and a commercial but very affordable version. What are the best free drawing software for 2023 Sketchbook Adobe Fresco Clip Studio Paint Painter Krita PaintTool SAI YouiDraw Drawing YouiDraw Painter Epic Pen Pro Autodesk Media & Entertainment Collection ChemDoodle Flame Painter Rebelle Twisted Brush Pro These are the leading free drawing design software solutions on G2 as. You can then present your drafted patent blueprints to a patent attorney or patent agent. We Have Even More Awesome Patent Drafting Tools. CAD Pro is the perfect patent drafting software CAD Pro is excellent for preparing very detailed patent blueprints for any type of patent design. ![]() ![]() It's full featured, more so than LibreCAD. Patent ClaimMaster is automated patent application drafting software. DraftSight is comparable to AutoCAD LT, a 2D-only version of AutoCAD. Equerion offers back-files, monthly updates or the development of new patent databases of official IP data from over 20 Latin American countries.
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