A61C 1/16
Protecting caps for hand-pieces or angle-pieces
A61C1/16 (Protecting caps for hand-pieces or angle-pieces) appears on 128 US grants and 89 published applications in this corpus.
Search patents in A61C- Granted patents
- 128
- Published applications
- 89
- Assignees
- 59
- Inventors
- 224
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 7 | 0 |
| 1994 | 11 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 7 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 4 |
| 2003 | 3 | 1 |
| 2004 | 2 | 4 |
| 2005 | 1 | 3 |
| 2006 | 2 | 3 |
| 2007 | 1 | 3 |
| 2008 | 1 | 5 |
| 2009 | 2 | 4 |
| 2010 | 0 | 2 |
| 2011 | 1 | 2 |
| 2012 | 3 | 4 |
| 2013 | 0 | 1 |
| 2014 | 3 | 2 |
| 2015 | 2 | 5 |
| 2016 | 0 | 3 |
| 2017 | 4 | 4 |
| 2018 | 2 | 7 |
| 2019 | 5 | 4 |
| 2020 | 2 | 3 |
| 2021 | 5 | 4 |
| 2022 | 2 | 5 |
| 2023 | 3 | 1 |
| 2024 | 4 | 6 |
| 2025 | 5 | 6 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Single use, elongated tubular sleeve for medical or dental instrument24 Feb 2026US 12,558,207 B2TIDI Products, LLC
- Defogging of protective sleeve for intraoral scanner27 Jan 2026US 12,538,390 B2Align Technology, Inc.
- Disposable protective assembly apparatus for a dental syringe23 Dec 2025US 12,502,247 B2Pac-Dent, Inc.
- Face capture and intraoral scanner and methods of use16 Dec 2025US 12,496,171 B2Align Technology, Inc.
- Reflection suppression for intraoral scanner21 Oct 2025US 12,446,760 B2Align Technology, Inc.
- Face capture and intraoral scanner and methods of use12 Mar 2026US 2026/0069388 A1Align Technology, Inc.
- Removal of artifacts arising from reflections for intraoral scanner22 Jan 2026US 2026/0020749 A1Align Technology, Inc.
- Intraoral scanner with a hygienic housing25 Dec 2025US 2025/0387204 A13Shape A/S
- Deffogging of transparent window attached to intraoral scanner30 Oct 2025US 2025/0338359 A1Align Technology, Inc.
- Instrument head with lever mechanism for clamping a treatment tool12 Jun 2025US 2025/0186168 A1
Most cited
By later US patents
- Powered cutting surface with protective guard for equine teeth270US 7,238,021 B12007
- Apparatus for curing resin in dentistry230US 6,102,696 A2000
- Toothbrush cover192US 6,779,216 B2Unilever Home & Personal Care USA, Division of Conopco, Inc. · 2004
- Dental syringe safety sheath apparatus142US 4,998,880 A1991
- Light emitting diode-array light apparatus115US 6,077,073 A2000