# What Claude (Anthropic) with web search answered for patent-search services (small businesses) on 2026-10-08

## In short

On 2026-10-08, Claude (Anthropic) with web search was asked "best patent-search services for small businesses". It named 7 brands, in this order: Google, Google Patents, Espacenet, Zoom, PatSeer, PatSnap and Derwent Innovation.

| Fact | Value |
| --- | --- |
| Question | best patent-search services for small businesses |
| Asked on | 2026-10-08 |
| Engine | Claude (Anthropic) with web search |
| Model | claude-opus-5 |
| Brands named | 7 |
| Sources cited | 8 |
| Audience | small businesses |
| Coverage | Coverage: Claude (Anthropic) with web search. Other engines not included. |
| Last verified | 2026-10-08 |

Page: https://bikoosh.com/answers/s/patent-search-services-small-businesses-2026-10-08
Coverage: Claude (Anthropic) with web search. Other engines not included.

## The answer, as recorded

Asked on 2026-10-08 through Claude (Anthropic) with web search (model claude-opus-5).

> ## What I'd actually use, in order
> 
> **1. Google Patents - start here, free.** ~90M+ patents and applications from USPTO, EPO, WIPO, CNIPA, KIPO and others, with a plain Google-style interface and decent semantic/"similar documents" suggestions. For a small business the honest answer is that your first 5-10 hours of searching should cost nothing, and this is where you do them. Weakness: thin on legal status and no real analytics. ([patentpc.com](https://patentpc.com/blog/top-patent-search-tools-every-inventor-should-know), [patseer.com](https://patseer.com/free-and-paid-patent-databases-2026-complete-guide/))
> 
> **2. Espacenet (EPO) - free, and the better database of the two.** 110M+ documents from 97 countries, patent-trained machine translation across 31 languages, and proper family/legal-status data via INPADOC. Use it to verify what Google Patents turns up and to catch non-English prior art, which is where amateur searches usually fail. ([patseer.com](https://patseer.com/free-and-paid-patent-databases-2026-complete-guide/))
> 
> **3. USPTO Patent Public Search - free, authoritative for US filings.** Full-text US patents and published applications with the real field-coded search synta

## Brands named, in the order the engine gave

| Position | Brand | How it was named |
|---|---|---|
| 1 | Google | mentioned |
| 2 | Google Patents | mentioned |
| 3 | Espacenet | mentioned |
| 4 | Zoom | mentioned |
| 5 | PatSeer | mentioned |
| 6 | PatSnap | mentioned |
| 7 | Derwent Innovation | mentioned |

## Sources the engine cited

- https://patentpc.com/blog/top-patent-search-tools-every-inventor-should-know (other)
- https://patseer.com/free-and-paid-patent-databases-2026-complete-guide/ (vendor)
- https://upcounsel.com/patent-search-tools (vendor)
- https://libguides.uta.edu/ptrc/about_ptrc (reference)
- https://inventorsdigest.com/your-uspto-a-library-of-help (other)
- https://www.upcounsel.com/patent-search-cost (vendor)
- https://g2.com/compare/derwent-innovation-vs-patseer (review)
- https://www.patsnap.com/resources/blog/articles/professional-patent-search-tools (vendor)

The question page: https://bikoosh.com/answers/q/patent-search-services/small-businesses

Alerts and membership: Answer Watch Pro, 79 USD per month: https://bikoosh.com/answers. Bikoosh is monitoring assistance, not complete protection.

Answer Watch records what one AI answer engine said on one date, nothing more. Each page names the engine and the model, carries the date the question was asked, and lists the brands that appeared in the answer in the order the engine gave them, with the sources it cited. It is a measurement, not a ranking, not a recommendation and not a claim about the world. Brands that did not appear in an answer are not named on any public page. Coverage: Claude (Anthropic) with web search. Other engines not included.