Patent assignee · US · COMPANY

Zimmer, Inc.

1,251Patents
780Active
1,251Granted
60Portfolio score

Filing activity: Jun 18, 1974 → Apr 17, 2024 · 152 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5492671A Sterilization case and method of sterilization Human Necessities 1,066 Expired
US8221433B2 Bone fixation tool Human Necessities 835 Active
US4491132A Sheath and retractable surgical tool combination Human Necessities 576 Expired
US5474559A Femoral milling instrumentation for use in total knee arthroplasty with optional cutting guide attachment Human Necessities 539 Expired
US5360446A Interactive prosthesis design system for implantable prosthesis Emerging Cross-Sectional Technologies 511 Expired
US5540696A Instrumentation for use in orthopaedic surgery Human Necessities 497 Expired
US9265510B2 Cone lock quick connect mechanism Human Necessities 483 Active
US5573548A Suture anchor Emerging Cross-Sectional Technologies 453 Expired
US6332894A Polymer filled spinal fusion cage Human Necessities 440 Expired
US5860981A Guide for femoral milling instrumention for use in total knee arthroplasty Human Necessities 434 Expired
US7156853B2 Measuring apparatus for total knee replacement operation Human Necessities 413 Expired
US5634927A Sizing plate and drill guide assembly for orthopaedic knee instrumentation Human Necessities 405 Expired
US4640271A Bone screw Human Necessities 393 Expired
US5601563A Orthopaedic milling template with attachable cutting guide Human Necessities 393 Expired
US4744793A Prosthetic ligament connection assembly Human Necessities 363 Expired
US5649931A Orthopaedic apparatus for driving and/or removing a bone screw Human Necessities 359 Expired
US5020519A Sagittal approximator Human Necessities 358 Expired
US5312405A Spinal rod coupler Human Necessities 353 Expired
US4959066A Femoral osteotomy guide assembly Human Necessities 341 Expired
US5201734A Spinal locking sleeve assembly Human Necessities 329 Expired
US5344423A Apparatus and method for milling bone Human Necessities 318 Expired
US5484440A Bone screw and screwdriver Human Necessities 311 Expired
US5122141A Modular intramedullary nail Human Necessities 277 Expired
US4479271A Prosthetic device adapted to promote bone/tissue ingrowth Human Necessities 273 Expired
US5476462A Spinal implant system Human Necessities 272 Expired

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