Patent assignee · US · COMPANY

Placontrol, Inc.

24Patents
0Active
24Granted
31Portfolio score

Filing activity: Dec 28, 1973 → Sep 15, 2004

Most-cited patents

PatentTitleAreaCited byStatus
US4807752A Dental floss holders and package assembly of same Emerging Cross-Sectional Technologies 206 Expired
US5086792A Dental floss loop devices, and methods of manufacture and packaging same Human Necessities 177 Expired
US4006750A Disposable flosser Performing Operations; Transporting 59 Expired
USD301071S Combined toothpick and dental floss holder General 56 Expired
US5829458A Dental flosser and method of manufacturing same Human Necessities 55 Expired
US5538023A Tensioning dental flosser and method of manufacturing same Human Necessities 48 Expired
US5692531A Dual strand dental flosser and method of manufacturing same Human Necessities 48 Expired
US4016892A Dental floss holder Human Necessities 43 Expired
US6085760A Animate form dental flossing device Human Necessities 42 Expired
USD295020S Package of dental floss devices General 41 Expired
USD410115S Dental flosser and pick combination General 39 Expired
USD489490S1 Dental flosser/tongue scraper combination General 38 Expired
US6065479A Dental flosser with bendable side wings Human Necessities 37 Expired
USD443113S Animate form dental flosser II General 27 Expired
USD401701S Dual strand dental flosser General 26 Expired
USD456566S1 Animate form dental flosser II General 26 Expired
US7370658B2 Dental flosser with bendable head Human Necessities 24 Expired
US5911229A Dental flossing device Human Necessities 24 Expired
USD244376S Dental floss holder General 23 Expired
USD250214S Dental floss holder General 17 Expired
USD244609S Dental floss holder General 14 Expired
USD291412S Package of dental floss holder devices General 11 Expired
US7281289B1 Automatic pressure release toothbrush Human Necessities 10 Expired
US6544457B1 High speed injection molding apparatus and method for dental floss holder Performing Operations; Transporting 10 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.