C03C 4/00
Compositions for glass with special properties
C03C4/00 (Compositions for glass with special properties) appears on 3,268 US grants and 3,413 published applications in this corpus.
Search patents in C03C- Granted patents
- 3,268
- Published applications
- 3,413
- Assignees
- 961
- Inventors
- 5,480
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 49 | 0 |
| 1977 | 36 | 0 |
| 1978 | 47 | 0 |
| 1979 | 23 | 0 |
| 1980 | 26 | 0 |
| 1981 | 27 | 0 |
| 1982 | 32 | 0 |
| 1983 | 24 | 0 |
| 1984 | 24 | 0 |
| 1985 | 23 | 0 |
| 1986 | 14 | 0 |
| 1987 | 16 | 0 |
| 1988 | 17 | 0 |
| 1989 | 21 | 0 |
| 1990 | 19 | 0 |
| 1991 | 35 | 0 |
| 1992 | 21 | 0 |
| 1993 | 40 | 0 |
| 1994 | 52 | 0 |
| 1995 | 35 | 0 |
| 1996 | 41 | 0 |
| 1997 | 45 | 0 |
| 1998 | 57 | 0 |
| 1999 | 55 | 0 |
| 2000 | 56 | 0 |
| 2001 | 68 | 24 |
| 2002 | 72 | 65 |
| 2003 | 71 | 78 |
| 2004 | 66 | 95 |
| 2005 | 38 | 80 |
| 2006 | 51 | 71 |
| 2007 | 43 | 85 |
| 2008 | 33 | 75 |
| 2009 | 54 | 95 |
| 2010 | 59 | 93 |
| 2011 | 68 | 74 |
| 2012 | 74 | 114 |
| 2013 | 62 | 101 |
| 2014 | 70 | 124 |
| 2015 | 101 | 149 |
| 2016 | 90 | 164 |
| 2017 | 134 | 225 |
| 2018 | 140 | 195 |
| 2019 | 168 | 214 |
| 2020 | 138 | 201 |
| 2021 | 131 | 181 |
| 2022 | 149 | 256 |
| 2023 | 159 | 201 |
| 2024 | 139 | 202 |
| 2025 | 157 | 140 |
| 2026 | 98 | 111 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C03C 4/02Compositions for glass with special properties: for coloured glass599
- C03C 4/08Compositions for glass with special properties: for glass selectively absorbing radiation of510
- C03C 4/0007Compositions for glass with special properties: for biologically-compatible glass495
- C03C 4/18Compositions for glass with special properties: for ion-sensitive glass400
- C03C 4/04Compositions for glass with special properties: for photosensitive glass233
- C03C 4/0071Compositions for glass with special properties: for laserable glass227
- C03C 4/12Compositions for glass with special properties: for luminescent glass220
- C03C 4/10Compositions for glass with special properties: for infrared transmitting glass185
All 20 subgroupsShow fewer
- C03C 4/20Compositions for glass with special properties: for chemical resistant glass185
- C03C 4/0085Compositions for glass with special properties: for uv-transmitting glass160
- C03C 4/14Compositions for glass with special properties: for electro-conductive glass131
- C03C 4/16Compositions for glass with special properties: for dielectric glass115
- C03C 4/0092Compositions for glass with special properties: for glass with improved high visible90
- C03C 4/0035Compositions for glass with special properties: for soluble glass for controlled release73
- C03C 4/005Compositions for glass with special properties: for opaline glass43
- C03C 4/0028Compositions for glass with special properties: for crystal glass28
- C03C 4/0042Compositions for glass with special properties: for glass comprising or including particular14
- C03C 4/0078Compositions for glass with special properties: for glass for dosimeters10
- C03C 4/0064Compositions for glass with special properties: for self-destructing glass9
- C03C 4/0057Compositions for glass with special properties: for ultrasonic delay lines glass3
Recent patents
- Zirconia-toughened glass ceramics6 Oct 2026US 12,753,111 B2Corning Incorporated
- Dental bulk block for CAD/CAM machining process and manufacturing method of the same29 Sep 2026US 12,746,102 B2Hass Co., Ltd.
- Hoistway mechanics of panoramic vacuum elevator29 Sep 2026US 12,747,136 B2Blissera Corp.
- 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
- Articles and Transparencies with Moderate Reflectance and Improved Aesthetics1 Oct 2026US 2026/0296952 A1Vitro Flat Glass LLC
- Amber pharmaceutical glass container and production method therefore1 Oct 2026US 2026/0296953 A1
- Glass-ceramic substrates having improved mechanical durability and microelectronic articles including same1 Oct 2026US 2026/0296954 A1Corning Incorporated
- Composition for mid-infrared light transmitting glass and method for preparing same17 Sep 2026US 2026/0274741 A1Korea Photonics Technology Institute
- Glass-ceramic articles with increased resistance to fracture and methods for making the same17 Sep 2026US 2026/0274742 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
- UV light-permeable glass and article comprising the same256US 5,474,589 ASumitomo Electric Industries, Ltd. · 1995
- Nanocrystalline apatites and composites, prostheses incorporating them, and method for their production242US 6,013,591 AMassachusetts Institute of Technology · 2000
- Rare earth doped and large effective area optical fibers for fiber lasers and amplifiers222US 8,213,758 B2Imra America, Inc. · 2012