4. Stock material or miscellaneous articles
  5. Liquid crystal optical display having layer of specified...

Shigeki Uehira

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Azomethine yellow dye compound

Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...
Reexamination Certificate

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Dye-forming coupler and silver halide color photographic...

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

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Dye-forming coupler, silver halide photographic...

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

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Dye-forming coupler, silver halide photographic...

Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system
Reexamination Certificate

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Dye-forming coupler, silver halide photographic...

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

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Profile ID: LFUS-PAI-P-2186746

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