US3863344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Implantable dental support
Assignee: Rhone Poulenc SA
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Filing: 1972-10-03
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Granted: 1975-02-04
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Expires: 1992-10-03
Abstract
Abstract An implantable support for a dental prosthesis having an implantable body portion, e.g., a stainless steel pin, surrounded by a resilient envelope, e.g., formed of organosilicic elastomer. The outer surface of the envelope is colonizable by the surrounding living tissue e.g., by providing it with a textile sleeve which is colonizable by the tissue of the patient''s gum.
Inventors
- 👤 Jean Pillet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:28
CPC Classifications
A; A61; A61C; A61C8/00; A61C8/0012; A61C8/0018
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
59 words
In a dental endosseous root implant, having a tube able to receive an artificial tooth/supporting pin, said tube being provided with an external surface colonisable by surrounding tissues, the improvement comprising forming said implant as a tubular member closed at one end and formed of a resilient elastomer the external surface of which is covered by a textile sleeve.
Claim 2
Dependent Claim
59 words
In a dental endosseous root implant, having a tube able to receive an artificial tooth/supporting pin, said tube being provided with an external surface colonisable by surrounding tissues, the improvement comprising forming said implant as a tubular member closed at one end and formed of a resilient elastomer the external surface of which is covered by a textile sleeve.
Claim 3
Dependent Claim
15 words
Implantable support as claimed in claim 1, wherein the elastomer envelope encloses a provisional filling.
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) | 1978-02-03 | 1978-08-05 | 1979-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-02-03 | 1982-08-05 | 1983-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-02-03 | 1986-08-05 | 1987-02-04 | $7700.00 | Window Closed / Lapsed |