Description
Class C23F : NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACES
Subclass 1/14: Etching metallic material by chemical means Etching compositions (C23F 1/44 takes precedence) Aqueous compositions
C23F 1/14
Sub-Class
Stats
- 100 US PATENTS IN FORCE
- 14 US APPLICATIONS PENDING
- 37 Total Patent Owners
- 333 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12258488 | Film-forming treatment liquid | May 28, 18 | Mar 25, 25 | Okuno Chemical Industries Co. Ltd. |
| 12215431 | Processing and recycling method and product of ultrathin lithium foil | Sep 06, 24 | Feb 04, 25 | Huazhong University of Science and Technology |
| 12138952 | Nanostructured surfaces | Dec 23, 22 | Nov 12, 24 | Brown University |
| 12093490 | Touch screen sensor | Oct 18, 23 | Sep 17, 24 | 3M Innovative Properties Company |
| 12064837 | Method for manufacturing kitchen knife by using multilayer material | Nov 30, 20 | Aug 20, 24 | Kongju National University Industry—University Cooperation Foundation |
| 12031077 | Etching composition for metal nitride layer and etching method using the same | Jun 03, 22 | Jul 09, 24 | ENF TECHNOLOGY CO., LTD. |
| 12024649 | Methods of reducing the adhesion of a maskant | Jan 18, 22 | Jul 02, 24 | AC PRODUCTS, INC. |
| 12024780 | Method of preparing metal mask substrate | Nov 11, 21 | Jul 02, 24 | DARWIN PRECISIONS CORPORATION |
| 12004272 | Low-power electro-thermal film devices and methods for making the same | Mar 16, 20 | Jun 04, 24 | Guanping Feng; Wuxi Graphene Film Co., Ltd.; |
| 11993851 | Aqueous solution for surface treatment, method for producing surface-treated alloy, and composite and method for producing the same | Jan 23, 19 | May 28, 24 | Mitsubishi Gas Chemical Company, Inc. |
| 11898081 | Ruthenium-etching solution, method for manufacturing ruthenium-etching solution, method for processing object to be processed, and method for manufacturing ruthenium-containing wiring | Nov 11, 20 | Feb 13, 24 | Tokyo Ohka Kogyo Co. LTD |
| 11822750 | Touch screen sensor | Mar 06, 23 | Nov 21, 23 | 3M Innovative Properties Company |
| 11732366 | Chemical processing of additive manufactured workpieces | Feb 15, 17 | Aug 22, 23 | REM Technologies Inc. |
| 11697767 | Silicon nitride etching composition and method | Jun 07, 21 | Jul 11, 23 | Entegris Inc. |
| 11686002 | Method for manufacturing ruthenium wiring | Aug 05, 21 | Jun 27, 23 | Tokyo Ohka Kogyo Co. LTD |
| 11560014 | Nanostructured surfaces | Nov 22, 19 | Jan 24, 23 | Brown University |
| 11490904 | Orthopaedic surgical instrument assembly for reaming a patient's acetabulum | Jan 28, 20 | Nov 08, 22 | DEPUY IRELAND UNLIMITED COMPANY |
| 11429231 | Touch screen sensor | Nov 03, 20 | Aug 30, 22 | 3M Innovative Properties Company |
| 11401612 | Surface-treated copper foil, copper foil having carrier, laminated material, method for producing printed wiring board, and method for producing electronic apparatus | Feb 05, 18 | Aug 02, 22 | JX Nippon Mining & Metals Corporation |
| 11306410 | Anti-coking nanomaterial based on stainless steel surface, and preparation method therefor | Aug 16, 17 | Apr 19, 22 | SHENZHEN CANDORTECH INCORPORATED COMPANY |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0065,666 | NANOSTRUCTURED SURFACES | Oct 18, 24 | Feb 27, 25 | Not available |
| 2024/0410,057 | SUBSTRATE PROCESSING METHOD AND SUBSTRATE PROCESSING APPARATUS | Mar 25, 24 | Dec 12, 24 | SEMES CO., LTD.; Research & Business Foundation SUNGKYUNKWAN UNIVERSITY; |
| 2024/0377,912 | TOUCH SCREEN SENSOR | Jul 23, 24 | Nov 14, 24 | Not available |
| 2024/0076,547 | ETCHING SOLUTION AND ETCHING METHOD FOR GOLD OR GOLD ALLOY | Jan 19, 22 | Mar 07, 24 | Kanto Kagaku Kabushiki Kaisha |
| 2021/0066,601 | METHOD FOR PRODUCING VAPOR DEPOSITION MASK, AND METHOD FOR PRODUCING ORGANIC SEMICONDUCTOR ELEMENT | Nov 16, 20 | Mar 04, 21 | Dai Nippon Printing Co., Ltd. |
| 2021/0048,902 | TOUCH SCREEN SENSOR | Nov 03, 20 | Feb 18, 21 | Not available |
| 2020/0208,276 | LOCALIZED EXCESS PROTONS AND ISOTHERMAL ELECTRICITY FOR ENERGY RENEWAL | Jan 01, 19 | Jul 02, 20 | Not available |
| 2019/0363,257 | METHOD FOR PRODUCING VAPOR DEPOSITION MASK, AND METHOD FOR PRODUCING ORGANIC SEMICONDUCTOR ELEMENT | Aug 06, 19 | Nov 28, 19 | Dai Nippon Printing Co., Ltd. |
| 2019/0198,205 | Calibration System and Calibrating Method | Dec 26, 18 | Jun 27, 19 | Tyco Electronics (Shanghai) Co. Ltd.; TE Connectivity Corporation; Kunshan League Automechanism Co., Ltd.; |
| 2019/0127,856 | SUPERHYDROPHOBIC SURFACE ARRANGEMENT, ARTICLE COMPROMISING SAME AND METHOD OF MANUFACTURE THEREOF | Dec 27, 18 | May 02, 19 | Not available |
| 2018/0366,276 | USE OF ETCH RESIST MASKED ANODE FRAME FOR FACILITATION OF LASER CUTTING, PARTICLE AND LEAKAGE CURRENT REDUCTION | Aug 24, 18 | Dec 20, 18 | Not available |
| 2017/0038,350 | CHROMATOGRAPHY APPARATUS HAVING DIFFUSION-BONDED AND SURFACE-MODIFIED COMPONENTS | Aug 08, 16 | Feb 09, 17 | WATERS TECHNOLOGIES CORPORATION |
| 2015/0114,928 | Abrasive Particles for Chemical Mechanical Polishing | Oct 30, 13 | Apr 30, 15 | GOLDMAN SACHS BANK USA |
| 2012/0298,396 | GRAPHENE FIBER, METHOD FOR MANUFACTURING SAME AND USE THEREOF | Aug 08, 12 | Nov 29, 12 | VRYUS CO., LTD. |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 29 Months (last 2 years Issuances)
- 29 Months (last 5 years Issuances)