At a glance
| Patent PreCheck | Google Patents (DIY) | |
|---|---|---|
| Cost | Free score; $69.95 review | $0 |
| Input | Your source code or disclosure | Keywords, CPC, patent numbers |
| §101–§103 scoring | Automatic pillar breakdown | Manual interpretation |
| Prior-art match | Semantic match to your code | Keyword / citation browsing |
| Human inventorship | Scored + coached | Not applicable |
| Time to first signal | < 60 seconds | Hours if you are not a search expert |
| Output for counsel | Word draft, ZIP, scorecard | Links you curate yourself |
Use both — in order
- Run Patent PreCheck first to see pillar scores and closest semantic prior art on your code.
- Open the surfaced references in Google Patents for deep reading.
- Upgrade to Interactive Code Review if overlap or §112 gaps need coached fixes.
Patent PreCheck’s corpus includes USPTO, EPO, PTAB, scholarly, and code sources — see methodology.
When DIY search alone is enough
- You are an experienced patent searcher validating a known reference.
- You already have counsel running a formal prior-art search.
Also compare: vs Evalify · vs Patentable.app · vs ChatGPT & Claude
Skip hours of DIY interpretation