4. Drug, bio-affecting and body treating compositions
  5. Plant material or plant extract of undetermined constitution...

Yanmei Li

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Hydrogel for use in downhole seal applications

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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Lingonberry extract, methods of preparing, and uses thereof

Drug – bio-affecting and body treating compositions – Plant material or plant extract of undetermined constitution...
Reexamination Certificate

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Polymer protective coated polymeric components for oilfield...

Wells – Processes
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2269522

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