US5533898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental implant device
Assignee: Individual
•
Filing: 1994-11-03
•
Granted: 1996-07-09
•
Expires: 2014-11-03
Abstract
Abstract A dental implant device for mounting prosthesis and minimizing the lodging of extraneous substances in interstitial spaces. A root form implant fixture is permanently implanted in a user's jaw bone. The fixture includes anchorage and engagement sections. The engagement section includes a cylindrical portion adjacent to the anchorage section, a beveled portion that is adjacent to and coaxially disposed with respect to the cylindrical portion and a hexagonal portion adjacent to and coaxially disposed with respect to the beveled portion.
Inventors
- 👤 Raul Mena
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:22
CPC Classifications
A; A61; A61C; A61C8/00; A61C8/0089; A61C8/0048; A61C8/005; A61C8/0054; A61C8/0069; A61C8/006
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
146 words
A dental implant device, comprising: A. form implant means adapted to be permanently implanted in a user's jaw bone having an anchorage section and an engagement section and said anchorage section includes a shaft having means for engaging to said bone, and said engagement section being integrally built on said anchorage section and further including a cylindrical portion adjacent to said anchorage section, said cylindrical portion having a diameter that is larger than the diameter of said shaft and coaxially disposed with respect thereto, an inwardly beveled portion that includes first and second ends, said first end having the same diameter as said cylindrical portion and being adjacent to and coaxially disposed with respect to said cylindrical portion and a multi-face portion coaxially adjacent to and connected to said second end of said beveled portion; and B. abutment means removably mounted to said form implant means.
Claim 2
Dependent Claim
146 words
A dental implant device, comprising: A. form implant means adapted to be permanently implanted in a user's jaw bone having an anchorage section and an engagement section and said anchorage section includes a shaft having means for engaging to said bone, and said engagement section being integrally built on said anchorage section and further including a cylindrical portion adjacent to said anchorage section, said cylindrical portion having a diameter that is larger than the diameter of said shaft and coaxially disposed with respect thereto, an inwardly beveled portion that includes first and second ends, said first end having the same diameter as said cylindrical portion and being adjacent to and coaxially disposed with respect to said cylindrical portion and a multi-face portion coaxially adjacent to and connected to said second end of said beveled portion; and B. abutment means removably mounted to said form implant means.
Claim 3
Dependent Claim
35 words
The dental implant device set forth in claim 1 wherein said form implant means includes a centrally disposed tapered cavity and said abutment means includes a cooperating mating frustoconical post member having a distal end.
Claim 4
Dependent Claim
46 words
The dental implant device set forth in claim 2 wherein said post member includes a threaded pin member coaxially and rigidly mounted to the distal and narrowest end of said post member and said cavity including a threaded bottom portion for cooperatively receiving said pin member.
Claim 5
Dependent Claim
16 words
The dental implant device set forth in claim 3 wherein said form implant means is threaded.
Claim 6
Dependent Claim
22 words
The dental implant device set forth in claim 3 wherein said form implant means includes a plurality of fin members mounted thereto.
Claim 7
Dependent Claim
18 words
The dental implant device set forth in claim 3 wherein said form implant means includes a helical groove.
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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) | 1999-07-09 | 2000-01-08 | 2000-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2003-07-09 | 2004-01-08 | 2004-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2007-07-09 | 2008-01-08 | 2008-07-09 | $7700.00 | Window Closed / Lapsed |