Class C23F : NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACES
Subclass 1/22: Etching metallic material by chemical means Etching compositions (C23F 1/44 takes precedence) Aqueous compositions Acidic compositions (C23F 1/42 takes precedence) for etching magnesium or alloys thereof
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12134807 | Magnesium-lithium alloy member, manufacturing method thereof, optical apparatus, imaging apparatus, electronic apparatus and mobile object | Sep 23, 21 | Nov 05, 24 | CANON KABUSHIKI KAISHA |
| 11180832 | Magnesium-lithium alloy member, manufacturing method thereof, optical apparatus, imaging apparatus, electronic apparatus and mobile object | Dec 10, 19 | Nov 23, 21 | CANON KABUSHIKI KAISHA |
| 10304659 | Ale smoothness: in and outside semiconductor industry | Apr 13, 18 | May 28, 19 | Lam Research Corporation |
| 9724898 | Composite of metal and resin and method for manufacturing same | Mar 05, 14 | Aug 08, 17 | TAISEI PLAS CO., LTD. |
| 9545740 | Composite of metal and resin and method for manufacturing the same | Apr 10, 14 | Jan 17, 17 | TAISEI PLAS CO., LTD. |
| 9476126 | Method for producing metal-resin complex | Dec 30, 14 | Oct 25, 16 | ILKWANGPOLYMER CO., LTD. |
| 8262916 | Enhanced methods for at least partial in situ release of sacrificial material from cavities or channels and/or sealing of etching holes during fabrication of multi-layer microscale or millimeter-scale complex three-dimensional structures | Jun 30, 10 | Sep 11, 12 | MICROFABRICA INC. |
| 7387737 | Method for fabricating an isolated microelectromechanical system (MEMS) device using an internal void | Dec 09, 05 | Jun 17, 08 | ROCKWELL AUTOMATION TECHNOLOGIES, INC. |
| 5336425 | Acidic aluminum cleaner containing an oxidant and a nonionic surfactant stabilized by a glycol | Dec 21, 92 | Aug 09, 94 | HENKEL CORPORATION |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2017/0268,112 | ETCHING AGENT AND REPLENISHING SOLUTION THEREFOR, METHOD FOR ROUGHENING SURFACE OF MAGNESIUM COMPONENT, AND METHOD FOR MANUFACTURING MAGNESIUM-RESIN COMPOSITE | Sep 17, 15 | Sep 21, 17 | MEC COMPANY LTD. |
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