US2877199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental composition comprising synthetic polymer, solvent therefor, and inorganic filler
Assignee: Individual
•
Filing: 1956-08-01
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Granted: 1959-03-10
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Expires: 1976-08-01
Abstract
No abstract record available.
Inventors
- 👤 Taub George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:43
CPC Classifications
A; A61; A61K; A61K6/00; A61K6/80; A61K6/849; A61K6/876; A61K6/853
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A DENTAL PREPARATION FOR CAVITY LINING AND PULP CAPPING COMPRISING A BODIED FREE FLOWING MIXTURE CONTANNING FROM ABOUT 3% TO 30% BY WEIGHT OF A POLYMERIZED RESIN SELECTED FROM THE GROUP CONSISTING OF POLYMETHYL METHACRYLATE, POLYETHYL METHACRYLATE, COPOLYMERS OF METHYL METHACRYLATE AND ETHYL METHACRYLATE, POLYVINYL CHLORIDE, POLYVINYL ACETATE, COPOLYMERS OF VINYL CHLORIDE AND VINYL ACETATE AND POLYSTYRENE IN A NONIRRITATING SOLVENT THEREFOR CAPABLE OF RAPID EVAPORATION, CALCIUM HYDROXIDE CONSTITUTING FROM 10% TO 42.50% BY WEIGHT OF SAID PREPARATION AND A BENTONITE CLAY, SAID BENTONITE CLAY CONSTITUTING FROM .2% TO 2.75% BY WEIGHT OF SAID PREPARATION.
Claim 2
Dependent Claim
95 words
A DENTAL PREPARATION FOR CAVITY LINING AND PULP CAPPING COMPRISING A BODIED FREE FLOWING MIXTURE CONTANNING FROM ABOUT 3% TO 30% BY WEIGHT OF A POLYMERIZED RESIN SELECTED FROM THE GROUP CONSISTING OF POLYMETHYL METHACRYLATE, POLYETHYL METHACRYLATE, COPOLYMERS OF METHYL METHACRYLATE AND ETHYL METHACRYLATE, POLYVINYL CHLORIDE, POLYVINYL ACETATE, COPOLYMERS OF VINYL CHLORIDE AND VINYL ACETATE AND POLYSTYRENE IN A NONIRRITATING SOLVENT THEREFOR CAPABLE OF RAPID EVAPORATION, CALCIUM HYDROXIDE CONSTITUTING FROM 10% TO 42.50% BY WEIGHT OF SAID PREPARATION AND A BENTONITE CLAY, SAID BENTONITE CLAY CONSTITUTING FROM .2% TO 2.75% BY WEIGHT OF SAID PREPARATION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-09 | 1962-09-08 | 1963-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-09 | 1966-09-08 | 1967-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-09 | 1970-09-08 | 1971-03-10 | $7700.00 | Window Closed / Lapsed |