US3251909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of molding dentures
Assignee: Individual
•
Filing: 1963-01-30
•
Granted: 1966-05-17
•
Expires: 1983-01-30
Abstract
No abstract record available.
Inventors
- 👤 Alexander B Pickands
- 👤 Raymond L Tencate
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:42
CPC Classifications
A; A61; A61C; A61C13/00; A61C13/01; A61C13/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
THE METHOD OF FABRICATING A DENTRUE IN A MOLD COMPRISING THE STEPS OF PREPARING A MASTER CAST, FORMING A TRIAL DENTURE ON SAID MASTER CAST, SAID TRIAL DENTURE INCLUDING GINGIVAL AND PALATE PORTIONS AND ONE OR MORE TEETH, REMOVABLY ADHERING SAID TRIAL DENTURE TO SAID MASTER CAST, AND INVESTING SAID MASTER CAST TO FORM A FIRST MOLD PORTION, FORMING A SECOND MOLD PORTION OVER SAID TRIAL DENTURE AND COOPERATIVELY WITH SAID FIRST MOLD PORTION, SEPARATING SAID SECOND MOLD PORTION FROM SAID FIRST MOLD PORTION AND REMOVING ALL OF SAID GINGIVAL AND PALATE PORTIONS OF SAID TRIAL DENTURE FROM EACH MOLD PORTION, APPLYING A THIN FILM OF A CURABLE METHYL POLYSILOXANE TO AT LEAST ONE OF SAID FIRST AND SECOND MOLD PORTIONS, APPLYING A CURING AGENT TO SAID THIN FILM TO CURE SAID METHYL POLYSILOXANE, ASSEMBLING SAID FIRST AND SECOND MOLD PORITONS, FILLING SAID MOLD WITH A DENTURE RESIN AND CURING SAID DENTURE RESIN THEREIN.
Claim 2
Independent Claim
154 words
THE METHOD OF FABRICATING A DENTRUE IN A MOLD COMPRISING THE STEPS OF PREPARING A MASTER CAST, FORMING A TRIAL DENTURE ON SAID MASTER CAST, SAID TRIAL DENTURE INCLUDING GINGIVAL AND PALATE PORTIONS AND ONE OR MORE TEETH, REMOVABLY ADHERING SAID TRIAL DENTURE TO SAID MASTER CAST, AND INVESTING SAID MASTER CAST TO FORM A FIRST MOLD PORTION, FORMING A SECOND MOLD PORTION OVER SAID TRIAL DENTURE AND COOPERATIVELY WITH SAID FIRST MOLD PORTION, SEPARATING SAID SECOND MOLD PORTION FROM SAID FIRST MOLD PORTION AND REMOVING ALL OF SAID GINGIVAL AND PALATE PORTIONS OF SAID TRIAL DENTURE FROM EACH MOLD PORTION, APPLYING A THIN FILM OF A CURABLE METHYL POLYSILOXANE TO AT LEAST ONE OF SAID FIRST AND SECOND MOLD PORTIONS, APPLYING A CURING AGENT TO SAID THIN FILM TO CURE SAID METHYL POLYSILOXANE, ASSEMBLING SAID FIRST AND SECOND MOLD PORITONS, FILLING SAID MOLD WITH A DENTURE RESIN AND CURING SAID DENTURE RESIN THEREIN.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-16 | 1969-11-15 | 1970-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-16 | 1973-11-15 | 1974-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-16 | 1977-11-15 | 1978-05-17 | $7700.00 | Window Closed / Lapsed |