Class C23F : NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACES
Subclass 1/20: Etching metallic material by chemical means Etching compositions (C23F 1/44 takes precedence) Aqueous compositions Acidic compositions (C23F 1/42 takes precedence) for etching aluminium or alloys thereof
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12124003 | Method for producing optical article with anti-reflective surface, and optical article with anti-reflective surface | Apr 27, 21 | Oct 22, 24 | Glint Photonics, Inc. |
| 12098445 | Titanium alloy product, housing, and method for manufacturing the same | Mar 21, 22 | Sep 24, 24 | SHENZHENSHI YUZHAN PRECISION TECHNOLOGY CO., LTD. |
| 12095134 | Preparation method, apparatus, and device for coplanar waveguide structure, and superconducting device | Feb 16, 22 | Sep 17, 24 | Alibaba (China) Co., Ltd. |
| 12077867 | Surface structure having function freezing delay and icing layer separation and manufacturing method thereof | Mar 08, 22 | Sep 03, 24 | Kookmin University Industry Academy Cooperation Foundation |
| 12006965 | Connector for non-cylindrical composite tubing | Sep 06, 22 | Jun 11, 24 | The Goverment of the United States of America as represented by the Secretary of the Navy |
| 11932950 | Organic contamination free surface machining | Jan 13, 23 | Mar 19, 24 | Applied Materials Inc. |
| 11865512 | Method of producing catalyst or adsorbent carrier, and catalyst or adsorbent carrier | May 25, 18 | Jan 09, 24 | APS JAPAN CO., LTD. |
| 11827992 | Transforming a valve metal layer into a template comprising a plurality of spaced (nano)channels and forming spaced structures therein | Jan 12, 23 | Nov 28, 23 | Interuniversitair Microelektronica Centrum (IMEC VZW); Katholieke Universiteit Leuven; |
| 11807942 | Continuous coil pretreatment process | Apr 29, 16 | Nov 07, 23 | Novelis Inc. |
| 11780034 | Brazing sheet and manufacturing method thereof | Sep 27, 19 | Oct 10, 23 | UACJ CORPORATION; DENSO Corporation; |
| 11654516 | Aluminium multilayer brazing sheet for fluxfree brazing | Dec 10, 18 | May 23, 23 | CONSTELLIUM NEUF-BRISACH |
| 11618966 | Porous solid materials and methods for fabrication | Jul 10, 18 | Apr 04, 23 | Interuniversitair Microelektronica Centrum (IMEC VZW); Katholieke Universiteit Leuven, KU LEUVEN R&D; |
| 11571769 | Method of manufacturing a brazing sheet | Sep 05, 19 | Feb 07, 23 | UACJ CORPORATION |
| 11555250 | Organic contamination free surface machining | Apr 27, 21 | Jan 17, 23 | Applied Materials Inc. |
| 11547005 | Etching for bonding polymer material to anodized metal | Sep 07, 18 | Jan 03, 23 | Apple Inc. |
| 11536520 | Modified surface for condensation | Feb 02, 19 | Dec 27, 22 | INDIAN INSTITUTE OF TECHNOLOGY MADRAS (IIT MADRAS) |
| 11529790 | Joint body of different materials and method for manufacturing the same | Sep 27, 17 | Dec 20, 22 | LG Chem Ltd. |
| 11530714 | Connector for non-cylindrical composite tubing | Feb 01, 19 | Dec 20, 22 | The Goverment of the United States of America as represented by the Secretary of the Navy |
| 11486394 | Method of manufacture of scroll compressors and scroll compressors manufactured thereby | Oct 17, 18 | Nov 01, 22 | HANON SYSTEMS |
| 11476057 | Increasing capacitance of a capacitor | Jul 03, 19 | Oct 18, 22 | Pacesetter, Inc. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0075,336 | SYSTEMS AND METHODS FOR IMPROVING THE BOILING HEAT TRANSFER OF A HEAT TRANSFER COIL | Aug 30, 24 | Mar 06, 25 | Not available |
| 2025/0024,617 | Decorative Plate and Manufacturing Method Therefor, and Electronic Device | Sep 30, 24 | Jan 16, 25 | Not available |
| 2024/0334,937 | ANTIBACTERIAL METAL MATERIAL AND ANTIBACTERIAL ARTICLE | Jul 29, 22 | Oct 10, 24 | MITSUI CHEMICALS, INC. |
| 2024/0093,089 | COMPOSITION AND PROCESS FOR SELECTIVELY ETCHING A LAYER COMPRISING AN ALUMINIUM COMPOUND IN THE PRESENCE OF LAYERS OF LOW-K MATERIALS, COPPER AND/OR COBALT | Nov 27, 23 | Mar 21, 24 | Not available |
| 2024/0075,461 | METHOD OF PRODUCING CATALYST OR ADSORBENT CARRIER, AND CATALYST OR ADSORBENT CARRIER | Nov 08, 23 | Mar 07, 24 | APS Japan Co. Ltd. |
| 2024/0060,187 | CONTINUOUS COIL PRETREATMENT PROCESS | Nov 03, 23 | Feb 22, 24 | Not available |
| 2024/0035,188 | SURFACE TREATMENT METHOD OF ALUMINUM MATERIAL | Oct 06, 23 | Feb 01, 24 | Samsung Electronics Co. Ltd. |
| 2023/0407,487 | ETCHANT AND METHOD OF SURFACE TREATMENT OF ALUMINUM OR ALUMINUM ALLOY | Jun 16, 23 | Dec 21, 23 | C. Uyemura & Co., Ltd. |
| 2023/0203,670 | METAL MEMBER, METAL-RESIN COMPOSITE, AND METHOD FOR MANUFACTURING METAL MEMBER | Jul 21, 21 | Jun 29, 23 | Mitsui Chemicals Inc. |
| 2022/0403,530 | METHOD FOR POLISHING PARTS MADE OF ALUMINUM | Nov 16, 20 | Dec 22, 22 | ACONDICIONAMIENTO TARRASENSE |
| 2022/0090,269 | CONTINUOUS SURFACE TREATMENT FOR COILS MADE OF ALUMINUM ALLOYS SHEETS | Jan 17, 20 | Mar 24, 22 | Not available |
| 2020/0181,792 | Transforming a Valve Metal Layer Into a Template Comprising a Plurality of Spaced (Nano)channels and Forming Spaced Structures Therein | Jul 10, 18 | Jun 11, 20 | Not available |
| 2020/0024,750 | ETCHANT COMPOSITION FOR ETCHING TITANIUM LAYER OR TITANIUM-CONTAINING LAYER, AND ETCHING METHOD | Mar 30, 18 | Jan 23, 20 | Not available |
| 2019/0193,185 | ALUMINUM ALLOY PRODUCTS EXHIBITING IMPROVED BOND DURABILITY AND/OR HAVING PHOSPHORUS-CONTAINING SURFACES AND METHODS OF MAKING THE SAME | Oct 23, 18 | Jun 27, 19 | Novelis Inc. |
| 2019/0127,857 | SURFACE TREATMENT METHOD OF ALUMINUM FOR BONDING DIFFERENT MATERIALS | Oct 10, 18 | May 02, 19 | Not available |
| 2018/0237,923 | ETCHING LIQUID COMPOSITION AND ETCHING METHOD | Aug 23, 16 | Aug 23, 18 | Adeka Corporation |
| 2017/0317,231 | METHOD OF DETACHING A SUBSTRATE, DEVICE THAT CARRIES OUT SUCH A METHOD AND PUMPING DEVICE THAT PUMPS ETCHING SOLUTION | Oct 27, 15 | Nov 02, 17 | OSRAM OPTO SEMICONDUCTORS GMBH |
| 2016/0230,290 | METHOD FOR TREATING SURFACE OF ALUMINUM CAN | Sep 09, 14 | Aug 11, 16 | NIPPON PAINT SURF CHEMICALS CO., LTD. |
| 2015/0360,340 | METHOD FOR POLISHING ALLOY MATERIAL AND METHOD FOR MANUFACTURING ALLOY MATERIAL | Dec 26, 13 | Dec 17, 15 | FUJIMI INCORPORATED |
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