4. Synthetic resins or natural rubbers -- part of the class 520 ser
  5. Synthetic resins
  6. Polymers from only ethylenic monomers or processes of...

Robert J. Proverb

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Alkenylsuccinic anhydride composition and method of using...

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

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Ampholytic polymers and polymeric microemulsions

Liquid purification or separation – Processes – Making an insoluble substance or accreting suspended...
Patent

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Ampholytic polymers and polymeric microemulsions

Liquid purification or separation – Processes – Making an insoluble substance or accreting suspended...
Patent

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Isolation of [S-(R*, S*]-1-(3-acetylthio-3-benzoyl-2-methylpropi

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

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Methods for reducing amine odor in paper

Paper making and fiber liberation – Processes and products – With coating after drying
Reexamination Certificate

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