C03C 3/076
With 40% to 90% silica, by weight
Official title: with 40% to 90% silica, by weight {(C03C3/045 takes precedence)}
C03C3/076 (With 40% to 90% silica, by weight) appears on 4,731 US grants and 5,474 published applications in this corpus.
Search patents in C03C- Granted patents
- 4,731
- Published applications
- 5,474
- Assignees
- 1,018
- Inventors
- 6,963
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 45 | 0 |
| 1977 | 41 | 0 |
| 1978 | 45 | 0 |
| 1979 | 21 | 0 |
| 1980 | 31 | 0 |
| 1981 | 36 | 0 |
| 1982 | 32 | 0 |
| 1983 | 30 | 0 |
| 1984 | 25 | 0 |
| 1985 | 23 | 0 |
| 1986 | 19 | 0 |
| 1987 | 25 | 0 |
| 1988 | 32 | 0 |
| 1989 | 33 | 0 |
| 1990 | 24 | 0 |
| 1991 | 46 | 0 |
| 1992 | 24 | 0 |
| 1993 | 48 | 0 |
| 1994 | 48 | 0 |
| 1995 | 36 | 0 |
| 1996 | 39 | 0 |
| 1997 | 46 | 0 |
| 1998 | 73 | 0 |
| 1999 | 75 | 0 |
| 2000 | 70 | 0 |
| 2001 | 83 | 55 |
| 2002 | 100 | 92 |
| 2003 | 114 | 118 |
| 2004 | 77 | 129 |
| 2005 | 67 | 120 |
| 2006 | 72 | 101 |
| 2007 | 57 | 118 |
| 2008 | 46 | 103 |
| 2009 | 79 | 128 |
| 2010 | 97 | 143 |
| 2011 | 76 | 139 |
| 2012 | 110 | 162 |
| 2013 | 103 | 183 |
| 2014 | 123 | 239 |
| 2015 | 159 | 244 |
| 2016 | 155 | 272 |
| 2017 | 210 | 294 |
| 2018 | 177 | 302 |
| 2019 | 244 | 308 |
| 2020 | 211 | 330 |
| 2021 | 223 | 356 |
| 2022 | 244 | 368 |
| 2023 | 269 | 366 |
| 2024 | 261 | 351 |
| 2025 | 242 | 245 |
| 2026 | 165 | 208 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C03C 3/083Containing aluminium oxide or an iron compound2,209
- C03C 3/089Containing boron2,103
- C03C 3/097Containing phosphorus, niobium or tantalum1,058
- C03C 3/095Containing rare earths796
- C03C 3/11Containing halogen or nitrogen594
- C03C 3/078Containing an oxide of a divalent metal370
- C03C 3/102Containing lead192
Recent patents
- Glass composition, glass article prepared therefrom, and display device6 Oct 2026US 12,753,109 B2Kongju National University Industry-University Cooperation Foundation
- Zirconia-toughened glass ceramics6 Oct 2026US 12,753,111 B2Corning Incorporated
- Thermally tempered glass-ceramics29 Sep 2026US 12,747,181 B2Corning Incorporated
- Use of a flat glass in electronic components29 Sep 2026US 12,747,182 B2Schott AG
- Lithium silicate glass ceramic comprising copper29 Sep 2026US 12,747,184 B2Ivoclar Vivadent AG
- 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
- Amber pharmaceutical glass container and production method therefore1 Oct 2026US 2026/0296953 A1
- Support glass substrate and laminated substrate using same1 Oct 2026US 2026/0305256 A1Nippon Electric Glass Co., Ltd.
- Glass and methods of making the same24 Sep 2026US 2026/0285737 A1Corning Incorporated
Most cited
By later US patents
- Optical fiber with quantum dots473US 7,054,513 B2Lambda Instruments, Inc. · 2006
- Transparent infrared absorbing glass and method of making291US 4,792,536 APPG Industries, Inc. · 1988
- Down-drawable, chemically strengthened glass for cover plate229US 7,666,511 B2Corning Incorporated · 2010
- Rare earth doped and large effective area optical fibers for fiber lasers and amplifiers222US 8,213,758 B2Imra America, Inc. · 2012
- Rare earth doped and large effective area optical fibers for fiber lasers and amplifiers219US 8,542,968 B2Imra America, Inc. · 2013