Water-resistant polymer-based dental articles
US11911236B2 · kind B2 · utility
0Cited by
5References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 24, 2018 |
| Grant date | Feb 27, 2024 |
| Priority date | — |
| Expiry date | Aug 18, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2386/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A dental article such as a dental tray aligner or a dental crown that includes a substrate including a polymeric material having a modulus of elasticity that reduces upon exposure to water and a water-resistant coating on the substrate, where the water-resistant coating comprises parylene. In some examples, the water-resistant coating may include one or more layers that include parylene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.