Paragraph 2 of Article 27 of the Patent Law stipulates that the relevant pictures or photographs submitted by the applicant shall clearly indicate the design of the product for which patent protection is required.
As far as the appearance design of three-dimensional products is concerned, if the main points of product design involve six faces, the orthographic views of the six faces shall be submitted; If the main points of product design only involve one or several faces, at least the front view and three-dimensional view of the faces involved shall be submitted, and the reasons for omitting the views shall be explained in a brief explanation.
As far as the appearance design of plane products is concerned, if the design points of products involve a plane, only the orthographic view of the plane can be submitted; If the key points of product design involve two sides, two orthographic drawings shall be submitted.
When necessary, the applicant shall also submit the developed drawing, sectional drawing, sectional drawing, enlarged drawing and change state drawing of the designed product.
Design needs to submit views from different perspectives, such as front view, top view, etc. There is also a three-dimensional map. About the ratio between views is:
First, the height of the highest point in the front view should be the same as the height of the highest point in the left view, right view and back view;
Second, the width of the front view should be the same as that of the bottom view and the top view;
3. The width of the left and right views should be the same as the height of the bottom and top views.
The error cannot exceed 2mm. Just submit it after modification.
The size specification of all pictures cannot exceed 145*245, which is generally defined as 140 or 240, and the unit is millimeter. Pixel 300.