Patent · US Expired

Resin-forming material, implant material and compositions for restorative material suitable for medical or dental use

US4327014A · kind A · utility

31Cited by
9References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 9, 1980
Grant dateApr 27, 1982
Priority date
Expiry dateApr 9, 2000

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61L2430/12
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Resin-forming material suitable for medical or dental use comprising tetramethylolmethane tri- or tetracrylate or tetramethylolmethane tri- or tetramethacrylate; and implant material suitable for medical or dental use comprising nitride of at least one member of metal selected from the group consisting of Group IVB, Group VB and Group VIB in the periodic table of elements and boron, aluminum and silicon and having Mohs' scale of hardness of at least 7.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.