US3102337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental process and products
Assignee: Individual
•
Filing: 1960-01-12
•
Granted: 1963-09-03
•
Expires: 1980-01-12
Abstract
No abstract record available.
Inventors
- 👤 Mintz Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:33
CPC Classifications
A; A61; A61C; A61C13/00; A61C13/0003; A61C5/00; A61C5/20; Y; Y10; Y10S; Y10S30/00; Y10S30/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A PROCESS FOR THE PREPARATION OF A CROWN FOR ATTACHMENT TO A PONTIC WHICH COMPRISES FORMING A PREFORMED PATTERN COMPOSED OF A NORMALLY SOLID WATER-SOLUBLE MATERIAL ON A PORTION OF A MOUNT FORMED OF WAXY MATERIAL, SAID WATER SOLUBLE PATTERN WHEN REMOVED THEREFROM FORMING AN OPENING TO SERVE AS MEANS OF ATTACHMENT TO SAID PONTIC, SHAPING SAID WAXY MATERIAL TO FORM WITH THE PRE-FORMED WATER-SOLUBLE PATTERN A CONSOLIDATED PATTERN OF A CROWN HAVING A DESIRED CONTOUR OF THE TOOTH SURFACE, LEACHING SAID WATER-SOLUBLE PRE-FORMED PORTION AWAY FROM SAID WAXY MATERIAL WITH AN AQUEOUS SOLVENT TO FORM AN OPENING THEREIN, INVESTING SAID WAX PATTERN IN A MOLD, REPRODUCING A METAL REPLICA OF SAID WAX PATTERN CONTAINING SAID OPENING, AND RECOVERING SAID METAL REPLICA IN THE FORM OF A CROWN HAVING SAID OPENING FOR ATTACHMENT TO A PONTIC.
Claim 2
Dependent Claim
136 words
A PROCESS FOR THE PREPARATION OF A CROWN FOR ATTACHMENT TO A PONTIC WHICH COMPRISES FORMING A PREFORMED PATTERN COMPOSED OF A NORMALLY SOLID WATER-SOLUBLE MATERIAL ON A PORTION OF A MOUNT FORMED OF WAXY MATERIAL, SAID WATER SOLUBLE PATTERN WHEN REMOVED THEREFROM FORMING AN OPENING TO SERVE AS MEANS OF ATTACHMENT TO SAID PONTIC, SHAPING SAID WAXY MATERIAL TO FORM WITH THE PRE-FORMED WATER-SOLUBLE PATTERN A CONSOLIDATED PATTERN OF A CROWN HAVING A DESIRED CONTOUR OF THE TOOTH SURFACE, LEACHING SAID WATER-SOLUBLE PRE-FORMED PORTION AWAY FROM SAID WAXY MATERIAL WITH AN AQUEOUS SOLVENT TO FORM AN OPENING THEREIN, INVESTING SAID WAX PATTERN IN A MOLD, REPRODUCING A METAL REPLICA OF SAID WAX PATTERN CONTAINING SAID OPENING, AND RECOVERING SAID METAL REPLICA IN THE FORM OF A CROWN HAVING SAID OPENING FOR ATTACHMENT TO A PONTIC.
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) | 1966-09-02 | 1967-03-04 | 1967-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-02 | 1971-03-04 | 1971-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-02 | 1975-03-04 | 1975-09-03 | $7700.00 | Window Closed / Lapsed |