Field briefing
E01B · Permanent way
Permanent way; permanent-way tools; machines for making railways of all kinds. Patents classified in CPC E01B, part of Construction and mining.
Dates, owners, statuses and filings come from the published records. Derived views are counted from them. Highlighted text is a plain-English AI reading, written from a patent's title and abstract. Legal statuses and expiry dates are estimates, not legal advice.
Who works on this, where, and with whom
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Connected industries
Other industries that share patents, companies or citations with Permanent way.
Newest patents in E01B · Permanent way
1 patent imported from the European Patent Office; newest published 2026-09-24; most active companies: Cembre SpA.
- CONTACT CLIP FOR AN ELECTRICAL CONTACT TO A RAIL WO2026196085A1, published 2026-09-24
Most active companies
Counted over the newest 1 imported patents in this industry.
- Cembre SpA 1 patent