4. Synthetic resins or natural rubbers -- part of the class 520 ser
  5. Synthetic resins
  6. Polymers from only ethylenic monomers or processes of...

Meng-Hsum Cheng

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Chemical amplified photoresist compositions

Radiation imagery chemistry: process – composition – or product th – Diazo reproduction – process – composition – or product – Composition or product which contains radiation sensitive...
Reexamination Certificate

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Monomer for chemical amplified photoresist compositions

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate

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Polymer for chemical amplified photoresist compositions

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2671374

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