US4922936B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental cleaner
Assignee: Individual
•
Filing: 1988-04-11
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Granted: 1999-06-08
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Expires: 2008-04-11
Abstract
Abstract PCT No. PCT/CH87/00097 Sec. 371 Date Apr. 11, 1988 Sec. 102(e) Date Apr. 11, 1988 PCT Filed Aug. 12, 1987 PCT Pub. No. WO88/01154 PCT Pub. Date Feb. 25, 1988.A dental cleaner in the nature of a toothpick has an elongated stable support which is covered with fine plastic flock particles of a small diameter in order to effectively clean small gaps between the teeth, between bridge anchors and in the sulcus region and to function as a type of "micro-bottle cleaner" for the spaces where plaque needs to be cleaned from the teeth.
Inventors
- 👤 Carlo A Buzzi
- 👤 Ulrich A Saxer
- 👤 Paul A Staeger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:31
CPC Classifications
A; A61; A61C; A61C15/00; A61C15/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2002-06-07 | 2002-12-07 | 2003-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-06-07 | 2006-12-07 | 2007-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-06-07 | 2010-12-07 | 2011-06-08 | $7700.00 | Window Closed / Lapsed |