Patent assignee · CA · COMPANY

DOMTAR, INC.

120Patents
0Active
120Granted
42Portfolio score

Filing activity: Aug 8, 1972 → Jul 1, 2002

Most-cited patents

PatentTitleAreaCited byStatus
US5449200A Security paper with color mark Emerging Cross-Sectional Technologies 145 Expired
US3945386A Disposable diaper Emerging Cross-Sectional Technologies 99 Expired
US5085929A Gypsum board Emerging Cross-Sectional Technologies 63 Expired
US4092068A Surface sensor Physics 61 Expired
US4746449A Deicing product obtained from pulp mill black liquor Chemistry; Metallurgy 59 Expired
US3963029A Diaper package Human Necessities 55 Expired
US4019066A Measuring the surface roughness of a moving sheet material Emerging Cross-Sectional Technologies 54 Expired
US4156615A Foaming agents for gypsum board manufacture Chemistry; Metallurgy 53 Expired
US4929454A Wood treatment composition Performing Operations; Transporting 51 Expired
US4500968A Paper machine wet line control Textiles; Paper 49 Expired
US4011129A Pulp mill recovery system Textiles; Paper 49 Expired
US5307928A Six piece appliance package Performing Operations; Transporting 45 Expired
US5198052A Method of reshaping a gypsum board core and products made by same Emerging Cross-Sectional Technologies 44 Expired
US4309393A Fluidized bed sulfur dioxide removal Mechanical Engineering; Lighting; Heating 44 Expired
US5116671A Gypsum board Emerging Cross-Sectional Technologies 43 Expired
US4757938A Blank forming a partition strengthening a box Performing Operations; Transporting 42 Expired
US4162769A Whole tree chipper Performing Operations; Transporting 38 Expired
US4147626A Treatment of mercury contaminated aqueous media Chemistry; Metallurgy 37 Expired
US4786547A Exterior insulating sheathing Emerging Cross-Sectional Technologies 31 Expired
US4058249A Stacking tray Emerging Cross-Sectional Technologies 29 Expired
US4179253A Linear corrugating roll deflection control Textiles; Paper 26 Expired
US4606650A Microwave, a closed vessel and methods of determining volatile material content Electricity 23 Expired
US5127954A Corrosion inhibiting systems, products containing residual amounts of such systems, and methods therefor Chemistry; Metallurgy 21 Expired
US4832190A Washing machine packing brace and blank therefor Performing Operations; Transporting 19 Expired
US4728393A Methods for obtaining deicers from black liquor Chemistry; Metallurgy 19 Expired

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