Patent US6068479A successfully refreshed from Google Patents.
US6068479A
Expired / Lapsed
US
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Dental implant system
Assignee: Individual
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Filing: 1998-02-23
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Granted: 2000-05-30
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Expires: 2018-02-23
Abstract
Abstract A dental implant assembly containing an integral dental implant which has an abutment integrally joined to a implant fixture. The abutment contains a top section, a bottom section integrally joined to the top section, and an orifice extending through a portion of the top section. The top section has a cross-sectional shape substantially like a polygon which is formed by alternating linear and arcuate walls. The abutment also has a ledge disposed beneath the top section of said abutment.
Inventors
- 👤 Norman Ho-Kwong Kwan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:00
CPC Classifications
A; A61; A61C; A61C8/00; A61C8/0001; A61C8/0018; A61C8/0022; A61C8/0024; A61C8/0048; A61C8/005; A61C8/006; A61C8/0066; A61C8/0087; A61C2008/0084; A61C8/0054; A61C8/0059; A61C8/0069
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
115 words
A dental implant assembly comprised of an integral dental implant, wherein said integral dental implant is comprised of an abutment integrally joined to a implant fixture, and wherein: (a) said abutment is comprised of a top section, a bottom section integrally joined to said top section, and an orifice extending through a portion of said top section, wherein: 1. said top section has a cross-sectional shape substantially like a polygon, wherein said shape is formed by alternating linear and arcuate walls, 2. said abutment is comprised of a ledge disposed beneath said top section of said abutment, and 3. said abutment is comprised of a wall which extends downwardly and outwardly from its top section.
Claim 2
Dependent Claim
115 words
A dental implant assembly comprised of an integral dental implant, wherein said integral dental implant is comprised of an abutment integrally joined to a implant fixture, and wherein: (a) said abutment is comprised of a top section, a bottom section integrally joined to said top section, and an orifice extending through a portion of said top section, wherein: 1. said top section has a cross-sectional shape substantially like a polygon, wherein said shape is formed by alternating linear and arcuate walls, 2. said abutment is comprised of a ledge disposed beneath said top section of said abutment, and 3. said abutment is comprised of a wall which extends downwardly and outwardly from its top section.
Claim 3
Dependent Claim
35 words
The dental implant assembly as recited in claim 1, wherein said abutment is comprised of said wall which extends downwardly and outwardly from its top section to said ledge, and thereafter extends downwardly and inwardly.
Claim 4
Dependent Claim
24 words
The dental implant assembly as recited in claim 2, wherein said assembly is comprised of a drill bit integrally joined to said implant fixture.
Claim 5
Dependent Claim
28 words
The dental implant assembly as recited in claim 2, wherein said implant fixture is comprised of a longitudinal channel disposed within the outer surface of said implant fixture.
Claim 6
Dependent Claim
31 words
The dental implant assembly as recited in claim 2, wherein said implant fixture is comprised of a substantially cylindrical body portion having raised threads over at least a lower portion thereof.
Claim 7
Dependent Claim
24 words
The dental implant assembly as recited in claim 2, wherein said implant assembly is comprised of a healing ball removably attached to said abutment.
Claim 8
Dependent Claim
27 words
The dental implant assembly as recited in claim 6, wherein said healing ball is comprised of an orifice extending through the top surface of said healing ball.
Claim 9
Dependent Claim
17 words
The dental implant assembly as recited in claim 7, wherein said healing ball consists essentially of plastic.
Claim 10
Dependent Claim
27 words
The dental implant assembly as recited in claim 2, wherein an arcuate inwardly-extending groove is disposed between said top section and said bottom section of said abutment.
Claim 11
Dependent Claim
16 words
The dental implant assembly as recited in claim 2, wherein said abutment consists essentially of titanium.
Claim 12
Dependent Claim
17 words
The dental implant assembly as recited in claim 2, wherein said abutment consists essentially of titanium alloy.
Claim 13
Dependent Claim
20 words
The dental implant assembly as recited in claim 1, wherein said abutment is comprised of a multiplicity of cutting flutes.
Claim 14
Dependent Claim
22 words
The dental implant assembly as recited in claim 12, wherein said cutting flutes are circumferentially disposed about the periphery of said abutment.
Claim 15
Dependent Claim
22 words
The dental implant assembly as recited in claim 1, wherein said implant assembly further comprises a retaining screw disposed within said abutment.
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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) | 2003-05-30 | 2003-11-29 | 2004-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2007-05-30 | 2007-11-29 | 2008-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2011-05-30 | 2011-11-29 | 2012-05-30 | $7700.00 | Window Closed / Lapsed |