4. Stock material or miscellaneous articles
  5. Structurally defined web or sheet
  6. Including variation in thickness

Chenghua Chen

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Synthetic leather articles and methods for producing the same

Stock material or miscellaneous articles – Structurally defined web or sheet – Including variation in thickness
Reexamination Certificate

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Synthetic leather articles and methods for producing the same

Coating processes – With post-treatment of coating or coating material – Heating or drying
Reexamination Certificate

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