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US 6,274,644 B1Granted
Dental composite
OwnerJoseph J. Pelerininventor
Life of this patent
Estimating the term…
Abstract
A dental composite is disclosed which is made of a light curable material containing filler particles suspended in the light or otherwise curable material. The filler particles are formed from material that has been previously cured and then reduced in size, preferably by grinding, to a predetermined range of particle sizes.
Claims3
A method of forming a dental composite material comprising the steps of:
- curing a portion of the material,
- reducing said cured portion into filler particles, and
- mixing said particles into light curing material so that said particles arc suspended in said light curing material so that upon cure of the light curing material a homogenous structure results.
Dependencies are inferred from the claim text.