CLEVELAND-CLIFFS INC. Active Patents
9 granted patents the USPTO still lists as patented, newest filing first, as the USPTO Open Data Portal records them; the company is the first-named applicant. The application number opens the full record at Patent Center.
- 2024-10-18: Application 29968869; Invention Reinforcement Structure for Rocker Panel; Applicant Cleveland-Cliffs Steel Properties Inc.; Status Patented Case.
- 2023-06-15: Application 18210265; Invention METHOD FOR PREVENTION OF PREMATURE EDGE FRACTURE AT DRAW BEAD; Applicant Cleveland-Cliffs Steel Properties Inc.; Status Patented Case.
- 2023-03-29: Application 18127840; Invention SLURRY-BLASTED HOT-ROLL-BASED HOT DIP ALUMINIZED STEEL STRIP; Applicant Cleveland-Cliffs Steel Properties Inc.; Status Patented Case.
- 2023-03-01: Application 18115889; Invention SUPER CQHT HIGH TEMPERATURE ALLOY-RESISTANT ALUMINIZED STEEL WITH MODERATE FORMABILITY; Applicant Cleveland-Cliffs Steel Properties Inc.; Status Patented Case.
| Filed | Application | Invention | Applicant | Status | Granted | Patent | Published as | Inventor name | Inventor country | Examiner |
|---|---|---|---|---|---|---|---|---|---|---|
| 2024-10-18 | 29968869 | Reinforcement Structure for Rocker Panel | Cleveland-Cliffs Steel Properties Inc. | Patented Case | 2026-08-04 | D1138996 | Miao Yu Sobhan T. Nazari Yu-Wei Wang | United States United States United States | PATEL, BEENA SUDIP | |
| 2023-06-15 | 18210265 | METHOD FOR PREVENTION OF PREMATURE EDGE FRACTURE AT DRAW BEAD | Cleveland-Cliffs Steel Properties Inc. | Patented Case | 2026-04-14 | 12599950 | US20240001424A1 | Feng Zhu Sobhan Nazari Tiji Panagiotis Makrygiannis Jimmy J. Zhang Yu-Wei Wang | Canada United States Canada United States United States | EKIERT, TERESA M |
| 2023-03-29 | 18127840 | SLURRY-BLASTED HOT-ROLL-BASED HOT DIP ALUMINIZED STEEL STRIP | Cleveland-Cliffs Steel Properties Inc. | Patented Case | 2025-08-12 | 12385120 | US20230323520A1 | James F. EVANS Andrew MILLER | United States United States | ZHANG, HAI Y |
| 2023-03-01 | 18115889 | SUPER CQHT HIGH TEMPERATURE ALLOY-RESISTANT ALUMINIZED STEEL WITH MODERATE FORMABILITY | Cleveland-Cliffs Steel Properties Inc. | Patented Case | 2026-07-14 | 12680153 | US20230323522A1 | James F. EVANS Jerry Lee ARNOLD | United States United States | CHRISTY, KATHERINE A |
| 2022-10-12 | 17964334 | DIGITAL ROLL GAP VERIFICATION TOOL AND RELATED CALIBRATION STAND | Cleveland-Cliffs Steel Properties Inc. | Patented Case | 2026-06-30 | 12667878 | US20230110043A1 | Zachary Duwayne Emmons Mark Anthony Harmon Jeffrey Michael Collins | United States United States United States | COURSON, TANIA C |
| 2021-11-10 | 17523351 | WELD WHEEL CLEANING SYSTEM | Cleveland-Cliffs Steel Properties Inc. | Patented Case | 2024-01-02 | 11858059 | US20220063013A1 | Daniel J. Cadotte David E. Brandau | United States United States | MILLS JR., JOE E |
| 2021-09-08 | 17468823 | SNOUT FOR USE IN A HOT DIP COATING LINE | Cleveland-Cliffs Steel Properties Inc. | Patented Case | 2024-02-13 | 11898251 | US20210404043A1 | Daniel J. Cadotte Russell Dejarnatt | United States United States | THOMAS, BINU |
| 2021-05-20 | 17325403 | SNOUT FOR USE IN A HOT DIP COATING LINE | Cleveland-Cliffs Steel Properties Inc. | Patented Case | 2024-03-26 | 11939656 | US20210363624A1 | Daniel J. Cadotte Russell Dejarnatt | United States United States | THOMAS, BINU |
| 2019-04-01 | 16371901 | LOW ALLOY THIRD GENERATION ADVANCED HIGH STRENGTH STEEL AND PROCESS FOR MAKING | Cleveland-Cliffs Steel Properties Inc. | Patented Case | 2026-07-28 | 12692584 | US20190300995A1 | Luis Gonzalo Garza-Martinez Erik James Pavlina | United States United States | HEVEY, JOHN A |
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