Patent JPS6136390A successfully refreshed from Google Patents.
US4780079A
Expired / Lapsed
US
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Tooth articulator for use in correcting tooth occlusal disharmony
Assignee: Sankin Industry Co Ltd
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Filing: 1986-08-25
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Granted: 1988-10-25
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Expires: 2006-08-25
Abstract
Abstract A tooth articulator for use in correcting tooth occlusal disharmony or interference, the articulator keeping the mouth hygienic irrespective of a long period of use in the mouth by utilizing the antibiotic power of the cobalt coating wholly or partly covering the surface of the base material of the articulator.
Inventors
- 👤 Isamu Kato
- 👤 Sadayuki Yuhda
- 👤 Naoki Oda
- 👤 Masahiro Suganuma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:54
CPC Classifications
A; A61; A61C; A61C7/00
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
55 words
An orthodontic fitting suitable for correcting occlusal disharmony, consisting essentially of a base material and a coating of Co overlaid on said base material, thereby being capable of killing bacteria in the vicinity of said fitting, which orthodonic fitting further comprises an intermediate layer of Ni between the coating of Co and the base material.
Claim 2
Dependent Claim
55 words
An orthodontic fitting suitable for correcting occlusal disharmony, consisting essentially of a base material and a coating of Co overlaid on said base material, thereby being capable of killing bacteria in the vicinity of said fitting, which orthodonic fitting further comprises an intermediate layer of Ni between the coating of Co and the base material.
Claim 3
Dependent Claim
23 words
The orthodontic fitting of claim 1, which further comprises an intermediate layer of Cu between the coating of Co and the base material.
Claim 4
Dependent Claim
55 words
An orthodonic fitting suitable for correcting occlusal disharmony, consisting essentially of a base material and a coating of Co overlaid on said base material, thereby being capable of killing bacteria in the vicinity of said fitting, which orthodonic fitting further comprises an intermediate layer of Cu between the coating of Co and the base material.
Claim 5
Dependent Claim
55 words
An orthodonic fitting suitable for correcting occlusal disharmony, consisting essentially of a base material and a coating of Co overlaid on said base material, thereby being capable of killing bacteria in the vicinity of said fitting, which orthodonic fitting further comprises an intermediate layer of Cu between the coating of Co and the base material.
Claim 6
Dependent Claim
46 words
An orthodonic fitting suitable for correcting occlusal disharmony, consisting essentially of a base material and a coating of Co overlaid on said base material, thereby being capable of killing bacteria in the vicinity of said fitting, which orthodonic fitting further comprises an outer porous plated layer.
Claim 7
Dependent Claim
46 words
An orthodonic fitting suitable for correcting occlusal disharmony, consisting essentially of a base material and a coating of Co overlaid on said base material, thereby being capable of killing bacteria in the vicinity of said fitting, which orthodonic fitting further comprises an outer porous plated layer.
Claim 8
Dependent Claim
14 words
The orthodontic fitting of claim 4, wherein the intermediate layer is produced by electroplating.
Claim 9
Dependent Claim
23 words
The orthodontic fitting of claim 4, wherein said outer plated layer comprises one or more metals which are noble with respect to Co.
Claim 10
Dependent Claim
31 words
The orthodontic fitting of claim 4, wherein the porous plated layer comprises a metal selected from the group consisting of Au, Ag, Pd, Rh, Pt, Ir, Ni, Sn and alloys thereof.
Claim 11
Dependent Claim
17 words
The orthodontic fitting of claim 4, wherein the porous plated layer comprises one or more base metals.
Claim 12
Dependent Claim
26 words
The orthodontic fitting of claim 4, wherein the porous plated layer comprises a metal selected from the group consisting of In, Cr and an alloy thereof.
Claim 13
Dependent Claim
19 words
The orthodontic fitting of claim 4, wherein the porous plated layer has a thickness of 5 micrometers or less.
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) | 1991-10-25 | 1992-04-25 | 1992-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-10-25 | 1996-04-25 | 1996-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-10-25 | 2000-04-25 | 2000-10-25 | $7700.00 | Window Closed / Lapsed |