How does the true cost of patent filing including maintenance fees compare between the US Patent Office and the European Patent Office?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
How does the true cost of patent filing including maintenance fees compare between the US Patent Office and the European Patent Office?
2 real searches · 1 real-search pass
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (2)
Classes come from the query-classifier (a local Laya model). 2 of 2 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT2 real searches · gpt-6
USPTO patent fee schedule utility application filing search examination issue maintenance fees 2026 official Google ↗
EPO official patent fees filing search examination designation grant renewal fees 2026 Google ↗
- USPTO fee schedule · uspto.gov
- OJ EPO 2026, A2 - Decision of the Administrative Council of 11 December 2025 (CA/D 9/25) · epo.org
- Rules relating to Fees · epo.org
- How much does a European patent cost? · epo.org
- USPTO Fee Schedule · uspto.gov
- Managing a patent · uspto.gov
- Schedule of Fees · fees.apps.epo.org
- EPO Unitary Patent information · epo.org
Queries
2 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
USPTO patent fee schedule utility application filing search examination issue maintenance fees 2026 official OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 | |
EPO official patent fees filing search examination designation grant renewal fees 2026 OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 |