US5630244A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elastic toothbrush
Assignee: Individual
•
Filing: 1996-01-02
•
Granted: 1997-05-20
•
Expires: 2016-01-02
Abstract
Abstract An elastic toothbrush comprises a head, a neck, a connector, and a handle. A slot and a groove are on the upper surface of the handle. An elongated recess is on the lower surface of the handle. An anti-skid rubber infills the slot. A rubber mark infills the groove. A non-slip rubber infills the elongated recess. A circular recess is formed between the head and the neck. A notch is formed on the distal end of the head. An upper and lower recesses are formed on the rim of the head. The end rubber infills the notch. The circular rubber infills the circular recess. The rim rubber infills the upper and lower recesses. The connector is enclosed by a connector rubber.
Inventors
- 👤 Ching-Min Chang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:29
CPC Classifications
A; A46; A46B; A46B5/00; A46B5/002; A46B5/0054; A46B5/0062; A46B5/007; A46B5/02
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
151 words
An elastic toothbrush comprising: a head with a large number of bristles thereon; a neck connected to said head; a connector connected to said neck; a handle connected to said connector; a slot and a groove formed on an upper surface of said handle; an elongated recess formed on a lower surface of said handle; said groove communicated with said elongated recess via a through hole; said slot and said elongated recess communicated via at least a slant hole; an anti-skid rubber infilling said slot; a rubber mark infilling said groove; a non-slip rubber infilling said elongated recess; a circular recess formed between said head and said neck; a rim recess formed on a rim of said head; a notch formed on said head; an end rubber infilling said notch; a circular rubber infilling said circular recess; a rim rubber infilling said rim recess; and a connector rubber enclosing said connector.
Claim 2
Dependent Claim
151 words
An elastic toothbrush comprising: a head with a large number of bristles thereon; a neck connected to said head; a connector connected to said neck; a handle connected to said connector; a slot and a groove formed on an upper surface of said handle; an elongated recess formed on a lower surface of said handle; said groove communicated with said elongated recess via a through hole; said slot and said elongated recess communicated via at least a slant hole; an anti-skid rubber infilling said slot; a rubber mark infilling said groove; a non-slip rubber infilling said elongated recess; a circular recess formed between said head and said neck; a rim recess formed on a rim of said head; a notch formed on said head; an end rubber infilling said notch; a circular rubber infilling said circular recess; a rim rubber infilling said rim recess; and a connector rubber enclosing said connector.
Claim 3
Dependent Claim
16 words
An elastic toothbrush as claimed in claim 1, wherein said connector is in a linear shape.
Claim 4
Dependent Claim
16 words
An elastic toothbrush as claimed in claim 1, wherein said connector is in a curved shape.
Claim 5
Dependent Claim
16 words
An elastic toothbrush as claimed in claim 1, wherein said connector is in a concave shape.
Claim 6
Dependent Claim
16 words
An elastic toothbrush as claimed in claim 1, wherein said connector is in a zigzag shape.
References Cited (Backward Citations)
NL6712131A
Cited
EP0310482A1
Cited
US5052071A
Cited
US5054154A
Cited
US5339482A
Cited
EP0611533A1
Cited
US5398369A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2000-05-19 | 2000-11-18 | 2001-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2004-05-19 | 2004-11-18 | 2005-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2008-05-19 | 2008-11-18 | 2009-05-20 | $7700.00 | Window Closed / Lapsed |