Figures that show how your invention works
Clear technical drawings help the examiner see what is new, which means fewer objections and a faster route to allowance.
Every kind of utility figure
Perspective and orthographic views
The whole invention from the angles that explain it best, with consistent numerals across every view.
Exploded and sectional views
How parts fit together and what sits inside, with proper hatching on cut surfaces.
Mechanical and electrical
Assemblies, mechanisms, circuits and schematics drawn to standard symbols.
Medical devices
Instruments, implants and delivery systems, including in-use views.
Flow charts and block diagrams
Method steps and system architecture for software and process claims.
Graphs and screenshots
Data plots, user-interface figures and DNA sequencing illustrations, cleaned up for filing.
Drawn to 37 CFR 1.84
Each sheet is checked against these rules before it leaves us.
| Requirement | What we deliver |
|---|---|
| Standards | USPTO 37 CFR 1.84 & 1.152, EPO, PCT |
| Sheet size | A4 (21.0 × 29.7 cm) or Letter (8.5 × 11 in) |
| Margins | Top 2.5 · Left 2.5 · Right 1.5 · Bottom 1.0 cm |
| Line work | Uniform weight, black, dense enough to reproduce |
| Reference numerals | At least 0.32 cm (1/8 in) highConsistent across every view |
| Resolution | 300 DPI minimum, every format |
| Colour | Black & whiteColour drawings when the office allows them |
Any source material
Every major format
Common questions
How long does a set of drawings take?
Standard delivery is 3–4 business days. Our rush service delivers within 24 hours for a small surcharge. For complex projects, we confirm the timeline in your quote.
How many revisions are included?
Unlimited, at no extra cost. If the USPTO or another office raises a drawing objection, we make the corrections free of charge.
Do you guarantee patent office compliance?
Every set is drawn to the rules of the office you are filing with (USPTO, EPO, PCT and others) and checked against them three times before delivery.
Will you sign an NDA?
Yes. We are happy to sign a non-disclosure agreement before you send any material.
What can I send you to work from?
Hand sketches, photographs, videos, prototypes, CAD files, 3D models, reference documents or a written description.
Can you work from a CAD model?
Yes. We work from STEP, IGES and SolidWorks files and other common 3D formats.
Which file formats do you deliver?
PDF and TIFF for filing, plus PNG, JPEG, DWG, Adobe Illustrator and Visio source files on request.
Need utility drawings? Get a quote within 24 hours.
Send us what you have, sketches, photos or CAD, and we’ll come back with a price and a delivery date.