Patent assignee · US · COMPANY

SPARTUS LLC

58Patents
22Active
58Granted
44Portfolio score

Filing activity: Feb 14, 1974 → Aug 22, 2024 · 4 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6053820A Golf ball Human Necessities 57 Expired
US7743542B1 Magazine entrance guide Mechanical Engineering; Lighting; Heating 49 Active
USD458721S1 Multi-purpose handle General 38 Expired
US5251896A Golf club shaft made from fibre-reinforced plastic Emerging Cross-Sectional Technologies 36 Expired
US6275995A Hand covering with reversible cleaning membrane Performing Operations; Transporting 33 Expired
USD297512S Wall clock General 32 Expired
US9693871B2 Vertebral implant provided with a self-locking and unlocking means Human Necessities 28 Active
USD563099S1 Bocce ball case General 26 Expired
US6258455A Antimicrobial ultra-microfiber cloth Emerging Cross-Sectional Technologies 20 Expired
US5566638A Collapsible marker cone Fixed Constructions 20 Expired
USD355008S Recreational ball General 19 Expired
US9683795B1 Charging handle Mechanical Engineering; Lighting; Heating 18 Active
US4201293A Package for protection and display of clocks and the like Performing Operations; Transporting 15 Expired
USD250252S Digital clock General 14 Expired
USD787624S1 Charging handle General 14 Active
USD868925S1 Magazine insertion funnel General 13 Active
USD803343S1 Pair of pistol grips General 12 Active
USD599412S1 Rocket toss game General 11 Expired
USD841758S1 Magazine insertion funnel General 11 Active
USD564135S1 Protection mask General 11 Expired
US8395711B2 Method and system for fusing video streams Electricity 11 Active
US7686711B2 Batting swing aid Human Necessities 10 Active
US4036005A Clock with hour and quarter hour striking mechanism Physics 10 Expired
US7500675B2 Portable disc golf target Human Necessities 9 Active
USD250254S Digital clock General 9 Expired

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