Patent US3587722A successfully refreshed from Google Patents.
US3587722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable crucible former for dental molding flask
Assignee: Individual
•
Filing: 1968-08-12
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Granted: 1971-06-28
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Expires: 1988-08-12
Abstract
Abstract MOLDING OR CASTING APPARATUS FOR PRODUCING DENTAL INLAYS, CROWNS, AND THE LIKE WHEREIN THE CRUCIBLE FORMER UTILIZED IN CONJUNCTION WITH THE MOLDING FLASK IN MANUALLY ADJUSTABLE SO AS TO PERMIT VARYING OF ITS POSITION AND THE POSITION OF THE WAX PATTERN WITHIN THE MOLDING FLASK.
Inventors
- 👤 Robert B Slansky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:52
CPC Classifications
A; A61; A61C; A61C13/00; A61C13/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |