Patents
US 12767582 B2: Bioactive glass compositions
- Granted
- 2026-10-20
- Filed
- 2022-03-01 application 18279254
- Type
- Utility · 19 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A silicate-based glass composition includes 15-65 wt. % SiO2, 2.5-25 wt. % MgO, 1-30 wt. % P2O5, and 15-50 wt. % CaO, such that the composition has a hydrolytic resistance of glass grains (HGB) of at most 3, when measured by International Organization for Standardization section 719 (ISO 719) and forms a bioactive crystalline phase in a simulated body fluid.
Source: PTBLXML, file of 2026-10-20 (ipgb20261020.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| CORNING INCORPORATED 4,960 patents | US company or organization | Corning, NY | CORNING INCORPORATED Federal lobbying client EXACT high confidence: identical full name and state | PTBLXML, file of 2026-10-20 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Qiang Fu | Painted Post, NY | 269 | PTBLXML, file of 2026-10-20 | |
| Aize Li | Painted Post, NY | 29 | PTBLXML, file of 2026-10-20 | |
| Hugh Michael McMahon | Millport, NY | 3 | PTBLXML, file of 2026-10-20 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| C03C | Chemical composition of glasses, glazes or vitreous enamels; surface treatment of glass; surface treatment of fibres or filaments made from glass, minerals or slags; joining glass to glass or other materials | C03C3/078 | PTBLXML, file of 2026-10-20 |
| C03B | Manufacture, shaping, or supplementary processes | C03B37/02 | PTBLXML, file of 2026-10-20 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
No recorded assignments or security interests on file for this patent.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.