US4558483A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental brushing aid
Assignee: Individual
•
Filing: 1984-01-23
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Granted: 1985-12-17
•
Expires: 2004-01-23
Abstract
Abstract A dental brushing aid is described which is particularly useful by persons who lack normal coordination, dexterity, or eyesight. The brushing aid comprises easily graspable handle means, brush means substantially circumferentially surrounding a terminal end portion, and an enlarged portion disposed between the brush means and gripping portion to prevent travel into the throat of a user.
Inventors
- 👤 Anne M. Noser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:05
CPC Classifications
A; A46; A46B; A46B5/00; A46B5/02; A46B5/025; A46B17/00; A46B17/08; A46B9/00; A46B9/02; A46B9/04; A46B2200/00; A46B2200/10; A46B2200/1066
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
129 words
A dental brushing aid comprising: (a) handle means including an easily graspable gripping portion; (b) a terminal end portion carried by said handle means, including brush means substantially circumferentially surrounding said end portion; wherein said terminal end portion includes a central stem; and wherein said brush means comprises bristles radiating outwardly from all sides of said stem; (c) a first enlarged portion disposed between said gripping portion and said end portion; (d) a second enlarged portion disposed at the opposite end of said handle means away from said terminal end portion; wherein said first and second enlarged portions are adapted to prevent said terminal end portion and said handle means from traveling into the throat of a user of the aid and blocking the air passage of said user.
Claim 2
Dependent Claim
129 words
A dental brushing aid comprising: (a) handle means including an easily graspable gripping portion; (b) a terminal end portion carried by said handle means, including brush means substantially circumferentially surrounding said end portion; wherein said terminal end portion includes a central stem; and wherein said brush means comprises bristles radiating outwardly from all sides of said stem; (c) a first enlarged portion disposed between said gripping portion and said end portion; (d) a second enlarged portion disposed at the opposite end of said handle means away from said terminal end portion; wherein said first and second enlarged portions are adapted to prevent said terminal end portion and said handle means from traveling into the throat of a user of the aid and blocking the air passage of said user.
Claim 3
Dependent Claim
19 words
A dental brushing aid in accordance with claim 1, wherein said gripping portion of said handle means is cylindrical.
Claim 4
Dependent Claim
60 words
A dental brushing aid in accordance with claim 1, wherein said gripping portion of said handle means has a diameter in the range of about 0.75 to 2.5 inches; wherein said stem has a length in the range of about 0.75 to one inch; and wherein said bristles have a length in the range of about 0.25 to one inch.
Claim 5
Dependent Claim
19 words
A dental brushing aid in accordance with claim 1, wherein said stem and said handle means are coaxially aligned.
Claim 6
Dependent Claim
24 words
A dental brushing aid in accordance with claim 1, wherein said bristles radiate outwardly from said stem at an angle toward said handle means.
Claim 7
Dependent Claim
22 words
A dental brushing aid in accordance with claim 1, wherein said enlarged portions each comprise a disc carried by said handle means.
Claim 8
Dependent Claim
29 words
A dental brushing aid in accordance with claim 1, wherein bristles at the lower end of said brush means radiate outwardly at increasing acute angles toward said handle means.
Claim 9
Dependent Claim
20 words
A dental brushing aid in accordance with claim 1, wherein the terminus of said stem is covered by a cap.
Claim 10
Dependent Claim
24 words
A dental brushing aid in accordance with claim 6, wherein the disc portion closest to said brush means includes a plurality of apertures therethrough.
Claim 11
Dependent Claim
25 words
A dental brushing aid in accordance with claim 6, wherein the disc portion closest to said brush means is sloped away from said brush means.
Claim 12
Dependent Claim
32 words
A dental brushing aid in accordance with claim 1, further comprising mounting means carried by said handle means, wherein said mounting means is adapted to mount said brushing aid to support structure.
Claim 13
Dependent Claim
33 words
A dental brushing aid in accordance with claim 11, wherein said mounting means comprises a first fastener means which is adapted to mate with a second fastener means carried by said support structure.
Claim 14
Dependent Claim
22 words
A dental brushing aid in accordance with claim 12, wherein said first and second fastener means comprise a hook and loop fastener.
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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) | 1988-12-16 | 1989-06-17 | 1989-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-12-16 | 1993-06-17 | 1993-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-12-16 | 1997-06-17 | 1997-12-17 | $7700.00 | Window Closed / Lapsed |