4. Surgery
  5. Means for introducing or removing material from body for...
  6. Treating material introduced into or removed from body...

Chuan Qin

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Biomaterials with hydrophilic surfaces

Stock material or miscellaneous articles – Hollow or container type article – Polymer or resin containing
Reexamination Certificate

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Cycloolefin blends and method for solvent bonding polyolefins

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate

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Cycloolefin blends and method for solvent bonding polyolefins

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate

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Cycloolefin blends and method for solvent bonding polyolefins

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate

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Heat setting of medical tubings

Plastic and nonmetallic article shaping or treating: processes – Forming continuous or indefinite length work – Shaping by extrusion
Patent

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Profile ID: LFUS-PAI-P-314880

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