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Migration-stable dyes in polymeric materials via complex formation of polyisobutene derivatives with dyes

US 2010/0000031 A1 · Assignee: Basf SE · Inventors: Sierakowski; Claudia et al.

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Listed from its USPTO record in Patent Yard's full-term archive. Its claims, description and drawings are in the USPTO PDF and on Google Patents, and the Claude kit works from them.

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Why it's free to use

  • Published January 7, 2010, and no patent has issued anywhere in its US family since.
  • Nothing has been filed in its family for more than seven years, so it is very unlikely to still be pending.
  • This status is inferred from USPTO records. Confirm it on Patent Center before relying on it.
FiledNovember 27, 2006
PublishedJanuary 7, 2010
StatusAbandoned (inferred)
Application number12/095689
Classification (CPC)C08F290/06 +2 more
Length16 pages

Timeline

Timeline From USPTO dates

2007200820092010Application filedNov 27, 2006Application publishedJan 7, 2010

Sources & verification

Official USPTO records

Full published documentText and every drawing sheet as a PDF.USPTOFile historyStatus, office actions, notices, fee records and petitions.USPTO Patent CenterPatent Public Search recordSearchable full text and bibliographic data.USPTO

Cross-check elsewhere

Google PatentsFull text, worldwide family, citing patents and legal events.patents.google.comJustia PatentsFull text, claims and classification.patents.justia.comFreePatentsOnlineFull text and PDF.freepatentsonline.comEspacenetForeign family and legal status.European Patent Office

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