Field briefing

B29B · Preparation or pretreatment of the material to be shaped

Preparation or pretreatment of the material to be shaped; making granules or preforms; recovery of plastics or other constituents of waste material containing plastics. Patents classified in CPC B29B, part of Manufacturing and transport.

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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.

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Other industries that share patents, companies or citations with Preparation or pretreatment of the material to be shaped.

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Newest patents in B29B · Preparation or pretreatment of the material to be shaped

7 patents imported from the European Patent Office; newest published 2026-08-28; most active companies: Guangdong Haoxin Communication Tech Co Ltd, Rogers Corp, 上海亿升海运仓储有限公司.

Most active companies

Counted over the newest 7 imported patents in this industry.

  • Guangdong Haoxin Communication Tech Co Ltd 1 patent
  • Rogers Corp 1 patent
  • 上海亿升海运仓储有限公司 1 patent
  • 欧宝新材料（江苏）股份有限公司 1 patent
  • 湖南中缆电缆有限公司 1 patent
  • 重庆赛亿高分子材料有限公司 1 patent
  • 青岛科惠电子有限公司 1 patent
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