4. Measuring, testing, or signalling instruments
  5. Watch, wristwatch or case

Li Chen

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3,3′-spiroindolinone derivatives

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

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4-Aminothiazole derivatives

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate

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Antenna apparatus with inner antenna and grounded outer...

Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
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Antenna assembly for a radiotelephone

Communications: radio wave antennas – Antennas – Spiral or helical type
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Antenna structure

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
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Profile ID: LFUS-PAI-P-70951

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