Patent assignee · US · COMPANY

MeadWestvaco Corporation

323Patents
126Active
323Granted
50Portfolio score

Filing activity: Jun 17, 1998 → Apr 30, 2014 · 91 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7222802B2 Dual sprayer with external mixing chamber Performing Operations; Transporting 106 Expired
US8657126B1 Product dispensing system with dispenser door Human Necessities 100 Active
US7374048B2 Product packaging with tear strip Performing Operations; Transporting 97 Active
US7644823B2 Product container with locking end cap Performing Operations; Transporting 86 Expired
US6752272B2 Unit dose packaging system with exterior pocket feature Performing Operations; Transporting 85 Expired
US6540815B1 Method for reducing emissions from evaporative emissions control systems Emerging Cross-Sectional Technologies 71 Expired
USD472810S1 Product container with locking end cap General 67 Expired
US6913149B2 Unit dose packaging system with molded locking feature Performing Operations; Transporting 65 Expired
USD760598S1 Sleeve for pouch General 62 Active
US6863175B2 Locking container Emerging Cross-Sectional Technologies 61 Expired
US7216776B2 Child-resistant pill dispenser Performing Operations; Transporting 58 Expired
USRE38844E1 Method for reducing emissions from evaporative emissions control systems General 53 Expired
US7588149B2 Unit dose container with locking sleeve Performing Operations; Transporting 51 Expired
US6951282B2 Peel away tab child resistant package Performing Operations; Transporting 51 Expired
US7144635B2 Tear resistant heat sealable packaging structure Emerging Cross-Sectional Technologies 48 Expired
US7219848B2 Fluid sprayer employing piezoelectric pump Performing Operations; Transporting 48 Expired
US8448815B2 Product dispenser with low product indicator Human Necessities 45 Active
USD512100S1 Planner jacket General 45 Expired
US7297204B2 Water-in-oil bituminous dispersions and methods for producing paving compositions from the same Emerging Cross-Sectional Technologies 43 Expired
US7658287B2 Blister and package system Performing Operations; Transporting 42 Expired
US6773195B2 Notebook with portfolio cover Emerging Cross-Sectional Technologies 41 Expired
US7845496B2 Packaging system with an improved inner structure Performing Operations; Transporting 40 Active
US6573212B2 Method of making shaped activated carbon Chemistry; Metallurgy 39 Expired
USD499761S1 Cover for a binder, notebook or portfolio General 39 Expired
US6666610B1 Folder Human Necessities 37 Expired

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