Chartpak, Inc.
19Patents
4Active
19Granted
33Portfolio score
Filing activity: May 9, 1995 → Nov 27, 2018
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6432501B1 | Pressure sensitive ink jet media for digital printing | Emerging Cross-Sectional Technologies | 42 | Expired |
| US6136127A | Electrically conductive adhesive transfers | Emerging Cross-Sectional Technologies | 30 | Expired |
| US6395121B1 | Method for making fabric-based, adhesively mounted printed circuit for upholstered seats and the like | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6461422B1 | Pressure sensitive ink jet media for digital printing | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5571557A | Faux glass etch product and process of preparing same | Emerging Cross-Sectional Technologies | 18 | Expired |
| USD834833S1 | Brush handle | General | 17 | Active |
| USD873031S1 | Brush handle | General | 15 | Active |
| US6659673B1 | Writing instrument with combination pocket clip and stylus assembly | Performing Operations; Transporting | 14 | Expired |
| US6702500B1 | Writing instrument with combination pocket clip and stylus assembly | Performing Operations; Transporting | 13 | Expired |
| US7037015B1 | Roller ball pen for pigmented inks | Performing Operations; Transporting | 10 | Expired |
| US6425702B1 | Multi-color pen system | Performing Operations; Transporting | 9 | Expired |
| US6464420B2 | Liquid ink writing pen with visible tip | Performing Operations; Transporting | 7 | Expired |
| US5749292A | Relief decorating of ceramic articles using screen printing processes | Performing Operations; Transporting | 7 | Expired |
| US6390711B1 | Liquid ink writing pen | Performing Operations; Transporting | 7 | Expired |
| USD466155S1 | Pen body | General | 6 | Expired |
| US6174634A | Manufacture of transfer decalcomanias using ultraviolet cure in and adhesive technology | Emerging Cross-Sectional Technologies | 5 | Expired |
| USD860310S1 | Pad with protective panel | General | 1 | Active |
| US9296249B2 | Multicolor writing and designing means | Performing Operations; Transporting | 0 | Active |
| USD437013S | Animated frog | General | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.