4. Electricity: electrical systems and devices
  5. Safety and protection of systems and devices
  6. Transient responsive

David Czajkowski

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2-spirocyclopropyl 4-acylcephems

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent

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2-spirocyclopropyl cephalosporin sulfone derivatives

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent

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2-spirocyclopropyl cephalosporin sulfone derivatives

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent

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2-[(substituted) methylene]cephalosporin sulfones as antiinflamm

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent

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Encrypted internet and intranet communication device

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
Reexamination Certificate

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Profile ID: LFUS-PAI-P-458326

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