4. Drug, bio-affecting and body treating compositions
  5. Preparations characterized by special physical form
  6. Web, sheet or filament bases; compositions of bandages; or...

Yu-Ling Cheng

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Environment responsive gelling copolymer

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Reexamination Certificate

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Polymer-based drug delivery system

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Tablets – lozenges – or pills
Patent

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Polymer-based drug delivery system

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Particulate form
Patent

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Process and apparatuses for contacting a gas phase and a liquid

Gas separation – Means within gas stream for conducting concentrate to collector
Patent

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Process for preparing interpenetrating polymer networks of...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-581430

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