Toothbrush with slow release of disinfectant and antibacterial agents and method of manufacturing the same
Patent 5061106 Issued on October 29, 1991. Estimated Expiration Date: 
November 6, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
November 6, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesInventorAssigneeApplicationNo. 432326 filed on 11/06/1989US Classes:401/268, BRUSH, BROOM, OR MOP15/104.94, Including means for manual manipulation of implement300/21, PROCESSES401/283, Porous feeder401/290Including specific retaining means for toolExaminersPrimary: Bratlie, Steven A.Attorney, Agent or FirmForeign Patent References
International ClassesA46B 011/00A46B 011/04 AbstractA toothbrush has a head with tuft holes for the reception and retention of bristles therein. The tuft holes contain self-contained structures therein for the slow release of disinfectant or medication over repeated brushings. The release structure can be a capsule, a tablet, or a plurality of different timed-release microcapsules in the bottom of the tuft holes, or a coating of the agent formed on the anchor used to hold the bristles in the tuft holes.Other References
Field of SearchIncluding means for manual manipulation of implementTooth or nail brush Cemented Detachable tuft BRUSH, BROOM, OR MOP Concentrated material in or adjacent reservoir outlet or feeder Perforated support CONCENTRATED MATERIAL AND LIQUID CARRIER Porous feeder Including specific retaining means for tool PROCESSES Including toothbrush | |
