A61C 5/50
Implements for filling root canals
Official title: Implements for filling root canals; Methods or instruments for medication of tooth nerve channels
A61C5/50 (Implements for filling root canals) appears on 400 US grants and 476 published applications in this corpus.
Search patents in A61C- Granted patents
- 400
- Published applications
- 476
- Assignees
- 189
- Inventors
- 743
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 11 | 0 |
| 1993 | 3 | 0 |
| 1994 | 11 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 8 | 0 |
| 2000 | 8 | 0 |
| 2001 | 11 | 2 |
| 2002 | 7 | 8 |
| 2003 | 9 | 7 |
| 2004 | 3 | 16 |
| 2005 | 3 | 15 |
| 2006 | 9 | 13 |
| 2007 | 12 | 15 |
| 2008 | 6 | 25 |
| 2009 | 0 | 16 |
| 2010 | 11 | 17 |
| 2011 | 5 | 15 |
| 2012 | 4 | 12 |
| 2013 | 7 | 24 |
| 2014 | 10 | 28 |
| 2015 | 16 | 27 |
| 2016 | 12 | 18 |
| 2017 | 16 | 29 |
| 2018 | 23 | 25 |
| 2019 | 16 | 33 |
| 2020 | 15 | 20 |
| 2021 | 15 | 31 |
| 2022 | 11 | 19 |
| 2023 | 17 | 24 |
| 2024 | 19 | 18 |
| 2025 | 17 | 12 |
| 2026 | 8 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Composition and method for a root canal filling8 Sep 2026US 12,728,078 B2Rutgers, The State University of New Jersey
- Compositions and delivery methods for treating dental infections, inflammation, sensitivity, and for use in dental restorations25 Aug 2026US 12,714,837 B2University of Maryland, Baltimore
- Liquid filling method, and device for implementing the same method4 Aug 2026US 12,698,790 B2Endentics Co., Ltd.
- Vacuum drawn irrigation followed by instant obturation of a root canal system using a single staging assembly28 Jul 2026US 12,690,957 B2
- Bioceramic putty placement instrument9 Jun 2026US 12,648,832 B1King Saud University
- Dental post kit and method of using the same8 Oct 2026US 2026/0306215 A1King Saud University
- Medical and Dental Bioceramic Composition for Temporary Use27 Aug 2026US 2026/0248591 A1Angelus Industria de Produtos Odontologicos S/A
- Modular assemblage and kit for surgical evacuation16 Jul 2026US 2026/0199067 A1Inter-Med, Inc.
- Liquid filling method, and device for implementing the same method16 Jul 2026US 2026/0201915 A1Endentics Co., Ltd.
- Diagnostic intraoral methods and apparatuses2 Apr 2026US 2026/0090866 A1Align Technology, Inc.
Most cited
By later US patents
- Electrically heated endodontic syringe for injecting thermoplastic material into a root canal cavity131US 4,265,618 ASolar Energy Technology, Inc. · 1981
- Diagnostic intraoral scanning118US 10,390,913 B2Align Technology, Inc. · 2019
- Preparation for being fastened on a natural tooth part or tooth and corresponding fastening method114US 6,955,540 B2Woodwelding AG · 2005
- Diagnostic intraoral tracking92US 10,813,727 B2Align Technology, Inc. · 2020
- Universal cervical matrix for dental use92US 4,449,928 AHawe Neos Dental Dr. H. v. Weissenfluh AG · 1984