Patent assignee · US · COMPANY

E. DILLON & COMPANY

17Patents
13Active
17Granted
46Portfolio score

Filing activity: Jul 31, 2003 → Jun 20, 2022 · 5 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
USD587382S1 Retaining wall block General 46 Expired
US7963727B1 Retaining wall block and retaining wall comprised of retaining wall blocks Fixed Constructions 39 Active
USD655425S1 Retaining wall corner block General 15 Expired
US7185470B1 Retaining wall block Fixed Constructions 14 Expired
US7687005B2 Masonry unit manufacturing method Performing Operations; Transporting 12 Active
US7097389B1 Forklift movable cribbing column Fixed Constructions 5 Expired
US9038346B1 Segmental retaining wall corner block and wall corner comprised of corner blocks Fixed Constructions 5 Active
US8640411B1 Cap block for capping walls Fixed Constructions 4 Active
US8734060B1 Double-wall structure comprised of interconnected dry-stacked wall blocks Fixed Constructions 4 Active
US8464481B2 Segmental retaining wall corner block Fixed Constructions 3 Active
US10329911B2 Mine seal and method of construction for high resistance to transverse loads Fixed Constructions 3 Active
US10941567B2 Wall construction system Fixed Constructions 2 Active
US11021956B1 Mine safety dust and method of production Chemistry; Metallurgy 1 Active
US11389989B2 Mold assembly for molding two concrete blocks and method of manufacturing concrete blocks Performing Operations; Transporting 0 Active
US12059821B2 Mold assembly for molding two concrete blocks and method of manufacturing concrete blocks Performing Operations; Transporting 0 Active
US8499522B1 Lightweight concrete masonry veneer unit Fixed Constructions 0 Active
US11359491B1 Mine safety dust and method of production Chemistry; Metallurgy 0 Active

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