US3609789A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disposable toothbrush and method of making the same
Assignee: Individual
•
Filing: 1970-01-12
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Granted: 1971-10-05
•
Expires: 1990-01-12
Abstract
Abstract A DISPOSABLE TOOTHBRUSH FORMED FROM A SHEET OF PAPER OR PLASTIC MATERIAL ROLLED OR FOLDED INTO A ELONGATED BODY AND PACKED IN A CONTAINER SIMILAR TO A CIGARETTE PACKAGE. A DEFORMABLE PIN IS EMBEDDED IN THE SHEET MATERIAL TO HOLD THE BRISTLES AT ONE AXIAL END OF THE ELONGATED BODY AT AN ANGLE TO THE HANDLE PORTION WHEN THE BODY IS BENT AT A LOCATION SPACED FROM THE BRISTLES. THE BRISTLES MAY BE COATED WITH A NORMALLY DRY DENTIFRICE WHICH IS WATER SOLUBLE AND ACTIVATED WHEN WETTED.
Inventors
- 👤 Frank W Slater
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:09
CPC Classifications
A; A46; A46B; A46B1/00; A46B2200/00; A46B2200/01; A46B2200/10; A46B2200/1066; A46B9/00; A46B9/005
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) | 1974-10-04 | 1975-04-05 | 1975-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-04 | 1979-04-05 | 1979-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-04 | 1983-04-05 | 1983-10-05 | $7700.00 | Window Closed / Lapsed |