C03C
Chemical composition of glasses, glazes or vitreous enamels
Official title: Chemical composition of glasses, glazes or vitreous enamels; surface treatment of glass; surface treatment of fibres or filaments made from glass, minerals or slags; joining glass to glass or other materials
C03C (Chemical composition of glasses, glazes or vitreous enamels) appears on 25,458 US grants and 24,638 published applications in this corpus.
Search patents in C03C- Granted patents
- 25,458
- Published applications
- 24,638
- Assignees
- 5,977
- Inventors
- 40,530
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 346 | 0 |
| 1977 | 278 | 0 |
| 1978 | 278 | 0 |
| 1979 | 171 | 0 |
| 1980 | 262 | 0 |
| 1981 | 291 | 0 |
| 1982 | 269 | 0 |
| 1983 | 263 | 0 |
| 1984 | 265 | 0 |
| 1985 | 263 | 0 |
| 1986 | 229 | 0 |
| 1987 | 270 | 0 |
| 1988 | 306 | 0 |
| 1989 | 361 | 0 |
| 1990 | 302 | 0 |
| 1991 | 402 | 0 |
| 1992 | 379 | 0 |
| 1993 | 410 | 0 |
| 1994 | 417 | 0 |
| 1995 | 301 | 0 |
| 1996 | 363 | 0 |
| 1997 | 403 | 0 |
| 1998 | 508 | 0 |
| 1999 | 531 | 0 |
| 2000 | 494 | 0 |
| 2001 | 627 | 274 |
| 2002 | 672 | 699 |
| 2003 | 673 | 963 |
| 2004 | 610 | 915 |
| 2005 | 487 | 886 |
| 2006 | 451 | 831 |
| 2007 | 412 | 829 |
| 2008 | 317 | 772 |
| 2009 | 455 | 891 |
| 2010 | 583 | 882 |
| 2011 | 560 | 827 |
| 2012 | 604 | 870 |
| 2013 | 577 | 952 |
| 2014 | 645 | 999 |
| 2015 | 683 | 1077 |
| 2016 | 709 | 1099 |
| 2017 | 804 | 1148 |
| 2018 | 771 | 1183 |
| 2019 | 943 | 1198 |
| 2020 | 882 | 1243 |
| 2021 | 795 | 1134 |
| 2022 | 798 | 1240 |
| 2023 | 813 | 1121 |
| 2024 | 850 | 1064 |
| 2025 | 852 | 870 |
| 2026 | 523 | 671 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- C03C 17/00Surface treatment of glass, not in the form of fibres or filaments8,770
- C03C 3/00Glass compositions7,700
- C03C 2217/00Coatings on glassIndexing code4,866
- C03C 2218/00Methods for coating glassIndexing code3,808
- C03C 4/00Compositions for glass with special properties3,268
- C03C 25/00Surface treatment of fibres or filaments made from glass, minerals or slags3,196
- C03C 8/00Enamels2,348
- C03C 23/00Chemical composition of glasses, glazes or vitreous enamels: other surface treatment of1,903
All 27 main groupsShow fewer
- C03C 10/00Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in1,855
- C03C 21/00Treatment of glass, not in the form of fibres or filaments, by1,846
- C03C 13/00Fibre or filament compositions1,679
- C03C 27/00Joining pieces of glass to pieces of other inorganic material1,557
- C03C 1/00Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels1,390
- C03C 15/00Surface treatment of glass, not in the form of fibres or filaments1,325
- C03C 2204/00Glasses, glazes or enamels with special propertiesIndexing code1,300
- C03C 14/00Glass compositions containing a non-glass component1,277
- C03C 2214/00Nature of the non-vitreous componentIndexing code963
- C03C 2201/00Glass compositionsIndexing code781
- C03C 2203/00Production processesIndexing code583
- C03C 19/00Surface treatment of glass, not in the form of fibres or filaments516
- C03C 11/00Multi-cellular glass508
- C03C 12/00Powdered glass483
- C03C 2213/00Glass fibres or filamentsIndexing code355
- C03C 2205/00Compositions applicable for the manufacture of vitreous enamels or glazesIndexing code201
- C03C 2207/00Compositions specially applicable for the manufacture of vitreous enamelsIndexing code190
- C03C 2209/00Compositions specially applicable for the manufacture of vitreous glazesIndexing code73
- C03C 29/00Joining metals with the aid of glass45
Recent patents
- Glass composition, glass article prepared therefrom, and display device6 Oct 2026US 12,753,109 B2Kongju National University Industry-University Cooperation Foundation
- Ultraviolet curable enamel compositions6 Oct 2026US 12,753,110 B2Fenzi AGT Netherlands B.V.
- Zirconia-toughened glass ceramics6 Oct 2026US 12,753,111 B2Corning Incorporated
- Opaque quartz glass and method for producing the same6 Oct 2026US 12,753,112 B2Tosoh Sgm Corporation
- Antiglare surfaces with abrasion-resistant properties6 Oct 2026US 12,753,113 B2Corning Incorporated
- A modified inorganic fiber material, preparation method thereof, automotive headliner composite material, sound-absorbing composite material, and vehicle8 Oct 2026US 2026/0307597 A1SSI New Material (Zhenjiang) Co., Ltd.
- Titania-silica glass with uniform hydroxyl concentration8 Oct 2026US 2026/0308039 A1Corning Incorporated
- Glass compositions that enable high compressive stress8 Oct 2026US 2026/0308044 A1Corning Incorporated
- Glass composition and x-ray contrast composition8 Oct 2026US 2026/0308045 A1Gc R&D Corporation
- Microcrystalline glass, microcrystalline glass product and manufacturing method thereof8 Oct 2026US 2026/0308046 A1Cdgm Glass Co., Ltd
Most cited
By later US patents
- Oxide thin film4,015US 6,294,274 B1TDK Corporation · 2001
- Method and apparatus for conducting an array of chemical reactions on a support surface1,036US 5,474,796 AProtogene Laboratories, Inc. · 1995
- Use of hexahydrolupulones as antibacterial agents1,024US 6,486,286 B1Affymetrix, Inc. · 2002
- Aluminum thick film composition(s), electrode(s), semiconductor device(s), and methods of making thereof1,018US 8,192,651 B2E. I. du Pont de Nemours and Company Dupont (UK) Limited · 2012
- Sequencing of the recipe steps for the optimal low-k HDP-CVD processing882US 5,937,323 AAPPLIED Materials.Inc. · 1999