Patent US3281901A successfully refreshed from Google Patents.
US3281901A
Expired / Lapsed
US
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Model former for dental arches
Assignee: Rocky Mountain Dental Products Co
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Filing: 1964-01-09
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Granted: 1966-11-01
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Expires: 1984-01-09
Abstract
No abstract record available.
Inventors
- 👤 Harold G Davis
- 👤 Thayer R Brunson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:49
CPC Classifications
A; A61; A61C; A61C13/00; A61C13/0027; A61C11/00; A61C11/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
APPARATUS FOR FORMING MODELS OF UPPER AND LOWER DENTAL ARCHES IN REQUIRED OCCLUSAL ALIGNMENT, COMPRISING: A SUBSTANTIALLY FLAT BASE MEMBER; AN ANGLE-SHAPED MOUNTING BRACKET MEANS MOUNTED TRANSVERSELY OF SAID BASE MEMBER; A STATIONARY FORM FOR MOLDING A MODEL OF ONE OF SAID DENTAL ARCHES ATTACHED TO SAID ANGLE-SHAPED MOUNTING BRACKET; AND A MOVABLE FORM FOR MOLDING A MODEL OF THE OTHER OF SAID DENTAL ARCHES HINGEDLY CONNECTED TO SAID STATIONARY FORM TO PROVIDE FOR MOVEMENT FROM AN OPEN POSITION TO A CLOSED POSITION DIRECTLY OPPOSED TO SAID STATIONARY FORM.
Claim 2
Dependent Claim
89 words
APPARATUS FOR FORMING MODELS OF UPPER AND LOWER DENTAL ARCHES IN REQUIRED OCCLUSAL ALIGNMENT, COMPRISING: A SUBSTANTIALLY FLAT BASE MEMBER; AN ANGLE-SHAPED MOUNTING BRACKET MEANS MOUNTED TRANSVERSELY OF SAID BASE MEMBER; A STATIONARY FORM FOR MOLDING A MODEL OF ONE OF SAID DENTAL ARCHES ATTACHED TO SAID ANGLE-SHAPED MOUNTING BRACKET; AND A MOVABLE FORM FOR MOLDING A MODEL OF THE OTHER OF SAID DENTAL ARCHES HINGEDLY CONNECTED TO SAID STATIONARY FORM TO PROVIDE FOR MOVEMENT FROM AN OPEN POSITION TO A CLOSED POSITION DIRECTLY OPPOSED TO SAID STATIONARY FORM.
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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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |