Patent US2496387A successfully refreshed from Google Patents.
US2496387A
Expired / Lapsed
US
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Composition of matter suitable for dental liners
Assignee: Individual
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Filing: 1946-02-06
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Granted: 1950-02-07
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Expires: 1966-02-06
Abstract
No abstract record available.
Inventors
- 👤 Fink Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:45
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/10; A; A61; A61K; A61K6/00; A61K6/90
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
51 words
A FLEXIBLE, JELLY-LIKE COMPOSTION OF MATTER COMPRISING A MATERIAL SELECTED FROM THE GROUP CONSISTING OF THE SYNTHETIC RESIN ETHYL AND METHYL METHACRYLATE RESIN AND POLYVINYL RESIN AND THE PLASTIC CELLULOSE ACETATE, AND TWICE AS MUCH BY WEIGHT OF A POLYETHYLENE GLYCOL ACETATE PLASTICIZER HAVING A MOLECULAR WEIGHT NOT LESS THAN 200.
Claim 2
Dependent Claim
51 words
A FLEXIBLE, JELLY-LIKE COMPOSTION OF MATTER COMPRISING A MATERIAL SELECTED FROM THE GROUP CONSISTING OF THE SYNTHETIC RESIN ETHYL AND METHYL METHACRYLATE RESIN AND POLYVINYL RESIN AND THE PLASTIC CELLULOSE ACETATE, AND TWICE AS MUCH BY WEIGHT OF A POLYETHYLENE GLYCOL ACETATE PLASTICIZER HAVING A MOLECULAR WEIGHT NOT LESS THAN 200.
Claim 3
Dependent Claim
40 words
AN ARTICLE OF MANUFACTURE IN THE FORM OF A THIN SHEET OF METHYL METHACRYLATE POLYMER CARRYING ABOUT TWICE AS MUCH POLYETHYLENE GLYCOL ACETATE HAVING A MOLECULAR WEIGHT OF NOT LESS THAN 200, AND ADOPTED TO SERVE AS A DENTURE LINER.
Claim 4
Dependent Claim
40 words
AN ARTICLE OF MANUFACTURE IN THE FORM OF A THIN SHEET OF METHYL METHACRYLATE POLYMER CARRYING ABOUT TWICE AS MUCH POLYETHYLENE GLYCOL ACETATE HAVING A MOLECULAR WEIGHT OF NOT LESS THAN 200, AND ADOPTED TO SERVE AS A DENTURE LINER.
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) | 1953-02-06 | 1953-08-08 | 1954-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-06 | 1957-08-08 | 1958-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-06 | 1961-08-08 | 1962-02-07 | $7700.00 | Window Closed / Lapsed |