US4861268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tooth-anchored beneficial agent delivery device
Assignee: TRANSPHARM GROUP Inc A CORP OF CA
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Filing: 1988-06-13
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Granted: 1989-08-29
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Expires: 2008-06-13
Abstract
Abstract A tooth-anchored beneficial agent delivery device comprising an anchor-member that is semipermanently attached to a tooth, such as by an adhesive, bonding or a tooth-encircling band, and one or more agent-carrying cartridges that are removably connected to the anchor member such as by a ball-and-socket mechanism.
Inventors
- 👤 Gabriel L. Garay
- 👤 Anne-Ly Garay
- 👤 Robert Tacy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:33
CPC Classifications
A; A61; A61J; A61J7/00; A61J7/0092; A61C; A61C19/00; A61C19/06; A61C19/063; A61K; A61K9/00; A61K9/0012; A61K9/0053; A61K9/0063; A61M; A61M31/00; A61M31/002
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
86 words
A beneficial agent delivery device adapted to be semipermanently affixed to a tooth comprising: (a) an anchor member that is adapted to be removably affixed to the side of a tooth out of the way of the biting surface of the teeth; and (b) a cartridge member adapted to be removably affixed to said anchor member, said cartridge member containing a beneficial agent, being capable of releasing said agent into the oral cavity, and comprising a chain of individual cartridges that are linked to each other.
Claim 2
Dependent Claim
86 words
A beneficial agent delivery device adapted to be semipermanently affixed to a tooth comprising: (a) an anchor member that is adapted to be removably affixed to the side of a tooth out of the way of the biting surface of the teeth; and (b) a cartridge member adapted to be removably affixed to said anchor member, said cartridge member containing a beneficial agent, being capable of releasing said agent into the oral cavity, and comprising a chain of individual cartridges that are linked to each other.
Claim 3
Dependent Claim
17 words
The device of claim 1 including (c) means for semipermanently affixing said anchor member to the tooth.
Claim 4
Dependent Claim
15 words
The device of claim 2 wherein said means is an adhesive or a bonding agent.
Claim 5
Dependent Claim
23 words
The device of claim 2 wherein the means is a band that encircles the tooth and to which the anchor member is attached.
Claim 6
Dependent Claim
13 words
The device of claim 4 wherein the girth of the band is adjustable.
Claim 7
Dependent Claim
18 words
The device of claim 4 wherein the girth of the band is preset to encircle the tooth snugly.
Claim 8
Dependent Claim
48 words
The device of claim 1 wherein the anchor member comprises a base member that is adapted to be affixed to the side of the tooth and a ball member extending outwardly from the base member and the cartridge member has a socket into which the ball member fits.
Claim 9
Dependent Claim
20 words
The device of claim 1 wherein said chain of individual cartridges are linked to each other in a ball-and-socket means.
Claim 10
Dependent Claim
64 words
The device of claim 1 including (c) a second anchor member that is adapted to be affixed to the same side of another tooth out of the way of the biting surface of the teeth and wherein one end of said chain is removably affixed to the anchor member and the other end of the chain is removably affixed to the second anchor member.
Claim 11
Dependent Claim
85 words
A beneficial agent delivery device adapted to be semipermanently affixed to a tooth comprising: (a) an anchor member that is adapted to be affixed to the side of a tooth out of the way of the biting surface of the teeth; and (b) a cartridge member comprising a base member that is removably affixed to the anchor member and a flexible bag attached to the base member whose lumen contains a beneficial agent and from which the beneficial agent is released into the oral cavity.
Claim 12
Dependent Claim
85 words
A beneficial agent delivery device adapted to be semipermanently affixed to a tooth comprising: (a) an anchor member that is adapted to be affixed to the side of a tooth out of the way of the biting surface of the teeth; and (b) a cartridge member comprising a base member that is removably affixed to the anchor member and a flexible bag attached to the base member whose lumen contains a beneficial agent and from which the beneficial agent is released into the oral cavity.
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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) | 1992-08-28 | 1993-02-27 | 1993-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-08-28 | 1997-02-27 | 1997-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-08-28 | 2001-02-27 | 2001-08-29 | $7700.00 | Window Closed / Lapsed |