Patent assignee · GB · COMPANY

Wilkinson Sword Limited

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141Patents
0Active
141Granted
43Portfolio score

Filing activity: Jul 20, 1973 → Jun 17, 2003

Most-cited patents

PatentTitleAreaCited byStatus
US4136163A P-Menthane carboxamides having a physiological cooling effect Human Necessities 170 Expired
US3959160A Aerosol shaving foam compositions Chemistry; Metallurgy 140 Expired
US4150052A N-substituted paramenthane carboxamides Human Necessities 123 Expired
US4970784A Razor with a pivoted detachable blade unit Performing Operations; Transporting 120 Expired
US4230688A Acyclic carboxamides having a physiological cooling effect Human Necessities 114 Expired
US5031319A Wet razor Performing Operations; Transporting 105 Expired
US5134775A Shaver head with dispenser Performing Operations; Transporting 100 Expired
US4032661A Cyclic sulphoxides and sulphones having a physiological cooling action on the human body Chemistry; Metallurgy 90 Expired
US4153679A Acyclic carboxamides having a physiological cooling effect Human Necessities 85 Expired
US4178459A N-Substituted paramenthane carboxamides Human Necessities 73 Expired
US4200976A Shaving units Performing Operations; Transporting 68 Expired
US5029391A Pivot-head razor Performing Operations; Transporting 67 Expired
US4281455A Razor with removably mounted pivotal cartridge Performing Operations; Transporting 60 Expired
US4658505A Razor handle for supporting a detachable shaving unit Performing Operations; Transporting 58 Expired
US4193936A N-substituted paramenthane carboxamides Human Necessities 54 Expired
US4157384A Compositions having a physiological cooling effect Human Necessities 52 Expired
US4248859A Alicyclic amides having a physiological cooling effect Human Necessities 52 Expired
US4296093A Cyclic carboxamides having a physiological cooling effect Human Necessities 50 Expired
US5005287A Process for making a hydrophilic coating on a formed part and safety razor made using this process Performing Operations; Transporting 50 Expired
US4070496A Phosphine oxides having a physiological cooling effect Human Necessities 49 Expired
US4296255A Acyclic carboxamides having a physiological cooling effect Human Necessities 49 Expired
US3939560A Shaving equipment Performing Operations; Transporting 47 Expired
US4070449A Compounds having a physiological cooling effect and compositions containing them Chemistry; Metallurgy 46 Expired
US5251376A Razor head, especially razor blade unit of a wet razor Performing Operations; Transporting 46 Expired
US4487596A Method of, and apparatus for, manufacturing a flip-top box Emerging Cross-Sectional Technologies 45 Expired

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