US5029358A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interproximal brush
Assignee: Gillette Canada Inc
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Filing: 1990-01-10
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Granted: 1991-07-09
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Expires: 2010-01-10
Abstract
Abstract An interproximal brush comprises a handle having an end portion provided with a transverse hole communicating with a longitudinal groove for receiving the elongated stem of an interproximal brush. The handle further has a cylindrical boss formed on the lower surface thereof through which the transverse hole extends, and the brush stem is retained securely in the longitudinal groove on closure of a cap, which is pivotably attached to the end portion.
Inventors
- 👤 Walter Zimmerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:37
CPC Classifications
A; A46; A46B; A46B3/00; A46B3/08; A61; A61C; A61C15/00; A46B7/00; A46B7/04
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
185 words
An interproximal brush employing a disposable brush member comprising: an elongated brush handle having a brush retaining means formed at one end thereof and a grip portion at the opposite end thereof, said brush retaining means comprising opposed side surfaces and a bottom surface of said handle one end, a transverse hole formed in said handle one end and a longitudinal groove in said handle one end arranged for communication with said transverse hole, said bottom surface having a downwardly extending boss formed thereon and disposed with said transverse hole extending through said boss substantially at the centerline thereof; a brush member having a stem which is inserted through said transverse hole extending through said boss and said handle, and retained in said groove; a convex radial protuberance extending laterally across said longitudinal groove adjacent said transverse hole to aid in bending a portion of said stem extending through said transverse hole into said groove; and a cap pivotably mounted at the said brush retaining end portion including a section adopted and arranged for overlying said longitudinal groove and the top of said transverse hole.
Claim 2
Dependent Claim
185 words
An interproximal brush employing a disposable brush member comprising: an elongated brush handle having a brush retaining means formed at one end thereof and a grip portion at the opposite end thereof, said brush retaining means comprising opposed side surfaces and a bottom surface of said handle one end, a transverse hole formed in said handle one end and a longitudinal groove in said handle one end arranged for communication with said transverse hole, said bottom surface having a downwardly extending boss formed thereon and disposed with said transverse hole extending through said boss substantially at the centerline thereof; a brush member having a stem which is inserted through said transverse hole extending through said boss and said handle, and retained in said groove; a convex radial protuberance extending laterally across said longitudinal groove adjacent said transverse hole to aid in bending a portion of said stem extending through said transverse hole into said groove; and a cap pivotably mounted at the said brush retaining end portion including a section adopted and arranged for overlying said longitudinal groove and the top of said transverse hole.
Claim 3
Dependent Claim
38 words
An interproximal brush as set forth in claim 1 wherein said brush retaining means one end is bent upwardly at an angle of from about 5° to about 25° with respect to the longitudinal axis of said handle.
Claim 4
Dependent Claim
140 words
An interproximal brush for employing a disposable brush member having an elongated stem, said interproximal brush comprising: an elongated brush handle having a brush retaining means formed at one end thereof and a grip portion at the opposite end thereof, said brush retaining means comprising opposed side surfaces and a bottom surface of said handle one end, a transverse hole formed in said handle on end and a longitudinal groove arranged for communication with said transverse hole; a convex radial protuberance extending laterally across said longitudinal groove adjacent said transverse hole to aid in bending a portion of said brush member stem extending through said transverse hole into said groove; and a cap pivotably mounted at the said brush retaining end portion including a section adapted and arranged for overlying said longitudinal groove and the top of said transverse hole.
Claim 5
Dependent Claim
140 words
An interproximal brush for employing a disposable brush member having an elongated stem, said interproximal brush comprising: an elongated brush handle having a brush retaining means formed at one end thereof and a grip portion at the opposite end thereof, said brush retaining means comprising opposed side surfaces and a bottom surface of said handle one end, a transverse hole formed in said handle on end and a longitudinal groove arranged for communication with said transverse hole; a convex radial protuberance extending laterally across said longitudinal groove adjacent said transverse hole to aid in bending a portion of said brush member stem extending through said transverse hole into said groove; and a cap pivotably mounted at the said brush retaining end portion including a section adapted and arranged for overlying said longitudinal groove and the top of said transverse hole.
Claim 6
Dependent Claim
40 words
An interproximal brush as set forth in claim 3 wherein said bottom surface of said brush retaining means has a downwardly extending boss formed thereon and disposed with said transverse hole extending through said boss substantially at the centerline thereof.
Claim 7
Dependent Claim
19 words
An interproximal brush as set forth in claim 4 wherein said boss is in the form of a frustrum.
Claim 8
Dependent Claim
185 words
An interproximal brush employing a disposable brush member comprising: an elongated brush handle having a brush retaining means formed at one end thereof and a grip portion at the opposite end thereof, said brush retaining means comprising opposed side surfaces and a bottom surface of said one handle end, a transverse hole formed in said handle end and a longitudinal groove disposed in said one end of said handle and arranged for communication with said transverse hole, said bottom surface having a downwardly extending boss formed thereon and disposed with said transverse hole extending through said boss substantially at the centerline thereof; a cap pivotably mounted at the said brush retaining end portion including a section adopted and arranged for overlying said longitudinal groove and the top of said transverse hole; a brush member having a stem inserted through said transverse hole extending through said boss and said handle and retained in said groove; and a convex radial protuberance extending laterally across said groove adjacent said transverse hole to aid in bending a portion of said stem extending through said transverse hole into said groove.
Claim 9
Dependent Claim
185 words
An interproximal brush employing a disposable brush member comprising: an elongated brush handle having a brush retaining means formed at one end thereof and a grip portion at the opposite end thereof, said brush retaining means comprising opposed side surfaces and a bottom surface of said one handle end, a transverse hole formed in said handle end and a longitudinal groove disposed in said one end of said handle and arranged for communication with said transverse hole, said bottom surface having a downwardly extending boss formed thereon and disposed with said transverse hole extending through said boss substantially at the centerline thereof; a cap pivotably mounted at the said brush retaining end portion including a section adopted and arranged for overlying said longitudinal groove and the top of said transverse hole; a brush member having a stem inserted through said transverse hole extending through said boss and said handle and retained in said groove; and a convex radial protuberance extending laterally across said groove adjacent said transverse hole to aid in bending a portion of said stem extending through said transverse hole into said groove.
Claim 10
Dependent Claim
19 words
An interproximal brush as set forth in claim 6 wherein said boss is in the form of a frustrum.
Claim 11
Dependent Claim
37 words
An interproximal brush as set forth in claim 7 wherein said brush retaining end portion is bent upwardly at an angle of from about 5° to about 25° with respect to the longitudinal axis of said handle.
References Cited (Backward Citations)
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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) | 1994-07-08 | 1995-01-07 | 1995-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-07-08 | 1999-01-07 | 1999-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-07-08 | 2003-01-07 | 2003-07-09 | $7700.00 | Window Closed / Lapsed |