Patent US3339283A successfully refreshed from Google Patents.
US3339283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dentues with hydraulic cushioning means
Assignee: Individual
•
Filing: 1964-10-21
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Granted: 1967-09-05
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Expires: 1984-10-21
Abstract
No abstract record available.
Inventors
- 👤 Ambrose B Van Handel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:42
CPC Classifications
A; A61; A61C; A61C13/00; A61C13/0025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
IN A DENTURE CONSTRUCTION, A RIGID CARRIER HAVING A GROOVE IN THE UNDER SURFACE THEREOF WHICH CORRESPONDS GENERALLY IN CONFIGURATION TO WEAR''S GUM LINE, A HYDRAULIC CUSHION POSITIONED IN SAID GROOVE SO AS TO BEAR AGAINST THE WEARER''S GUM RIDGE, AND A RELATIVELY SOFT, NONABSORBENT CUSHIONING MATERIAL POSITIONED IN SAID GROOVE IN OVERLYING RELATION TO SAID HYDRAULIC CUSHION, SAID CUSHIONING MATERIAL BEING BONDED TO SAID RIGID CARRIER AND THEREBY SEALING SAID HYDRAULIC CUSHION WITHIN THE GROOVE IN SAID CARRIER SO AS TO BEAR AGAINST THE WEARER''S GUM RIDGE THE OUTER SURFACE OF SAID CUSHIONING MATERIAL HAVING A CONFIGURATION WHICH CONFORMS TO THE GUM LINE OF THE DENTURE WEARER.
Claim 2
Dependent Claim
108 words
IN A DENTURE CONSTRUCTION, A RIGID CARRIER HAVING A GROOVE IN THE UNDER SURFACE THEREOF WHICH CORRESPONDS GENERALLY IN CONFIGURATION TO WEAR''S GUM LINE, A HYDRAULIC CUSHION POSITIONED IN SAID GROOVE SO AS TO BEAR AGAINST THE WEARER''S GUM RIDGE, AND A RELATIVELY SOFT, NONABSORBENT CUSHIONING MATERIAL POSITIONED IN SAID GROOVE IN OVERLYING RELATION TO SAID HYDRAULIC CUSHION, SAID CUSHIONING MATERIAL BEING BONDED TO SAID RIGID CARRIER AND THEREBY SEALING SAID HYDRAULIC CUSHION WITHIN THE GROOVE IN SAID CARRIER SO AS TO BEAR AGAINST THE WEARER''S GUM RIDGE THE OUTER SURFACE OF SAID CUSHIONING MATERIAL HAVING A CONFIGURATION WHICH CONFORMS TO THE GUM LINE OF THE DENTURE WEARER.
References Cited (Backward Citations)
US2542619A
Cited
US2574180A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |