Obturation composition
US-2018344581-A1 · Dec 6, 2018 · US
Fillers
Fillers · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A61K6/71 |
| Official title | Fillers |
| Display label | Fillers |
| Total patents | 269 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 16 |
| 2017 | 22 |
| 2018 | 33 |
| 2019 | 32 |
| 2020 | 24 |
| 2021 | 27 |
| 2022 | 23 |
| 2023 | 28 |
| 2024 | 20 |
| 2025 | 30 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dental polymerizable monomers
US-10130564-B2 · Nov 20, 2018 · US
Dental adhesive
US-2018214351-A1 · Aug 2, 2018 · US
Dental compositions comprising a fatty mono(meth)acrylate
US-10022306-B2 · Jul 17, 2018 · US
Resin reinforced zinc polycarboxylate temporary cement compositions and related kits
US-2018153775-A1 · Jun 7, 2018 · US
Preparation and use of silver sulfadiazine-immobilized fillers
US-2018125763-A1 · May 10, 2018 · US
Methods of treatment of the dental pulp and filling root canals using water-based material
US-9925125-B2 · Mar 27, 2018 · US
Method for producing dental prostheses, ready-to-use dental material, and kit containing the dental material
US-2018049952-A1 · Feb 22, 2018 · US
Addition-fragmentation oligomers
US-2018044448-A1 · Feb 15, 2018 · US
Medical device having a surface comprising nanoparticles
US-9889237-B2 · Feb 13, 2018 · US
Composite material having ceramic fibers
US-2018028413-A1 · Feb 1, 2018 · US
A method for delivering a substance into cells
US-2017340742-A1 · Nov 30, 2017 · US
Dental materials and methods
US-2017333297-A1 · Nov 23, 2017 · US
Dental filler and compositions
US-9814655-B2 · Nov 14, 2017 · US
Methods of treatment of the dental pulp and filling root canals using water-based material
US-9801792-B2 · Oct 31, 2017 · US
Hardenable dental composition containing a mixture of agglomerated and aggregated nano-particles, kit of parts and use thereof
US-9782329-B2 · Oct 10, 2017 · US
Allyl disulfide-containing addition-fragmentation oligomers
US-9758478-B2 · Sep 12, 2017 · US
Sealer composition for root canal filling
US-2017231874-A1 · Aug 17, 2017 · US
Light-curing dental composites with increasing opacity
US-2017224591-A1 · Aug 10, 2017 · US
One-part dental adhesive
US-9700491-B2 · Jul 11, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A61K6/71?
- CPC A61K6/71 is the Cooperative Patent Classification code for “Fillers.”
- How many patents are filed under CPC A61K6/71 (Fillers)?
- Our database includes 269 publications tagged with this CPC code.
- Is patent activity under CPC A61K6/71 growing?
- Publication counts under this code: 20 in 2024 vs 30 in 2025 (latest complete years).