Resource Recovery Patent Application Trends 2025

Resource Recovery Patent Application Filing Activity

Resource Recovery patent applications in 2025

Top Technology Areas in Resource Recovery

Top CPC Codes

C08J2367/02 (WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES)
- Count: 8 patents
- Example: 20250002674. ELECTROCHEMICAL RECYCLING PROCESS FOR POLYESTERS AND POLYURETHANES (UCHIGACO ARGONNE, LLC)
C08J11/24 (containing hydroxyl groups)
- Count: 6 patents
- Example: 20250002674. ELECTROCHEMICAL RECYCLING PROCESS FOR POLYESTERS AND POLYURETHANES (UCHIGACO ARGONNE, LLC)
C22B26/12 (PRODUCTION AND REFINING OF METALS (electrolytic)
- Count: 4 patents
- Example: 20250066878. ALL-IN-ONE NICKEL RECOVERING METHOD FOR NICKEL METAL RECOVERY FROM RAW MATERIALS CONTAINING NICKEL (KOREA ZINC CO., LTD.)
H01M10/54 (PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY)
- Count: 4 patents
- Example: 20250070293. PROCESSES AND SYSTEMS FOR PURIFYING INDEPENDENT STREAMS OF MANGANESE, NICKEL, AND COBALT FROM LITHIUM-ION BATTERY WASTE STREAMS (GREEN LI-ION PTE. LTD.)
C10B53/07 (DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS (cracking oils)
- Count: 4 patents
- Example: 20250059445. PYROLYSIS PROCESS FOR THE PRODUCTION OF A PYROLYSIS OIL SUITABLE FOR CLOSED LOOP RECYCLING, RELATED APPARATUS, PRODUCT AND USE THEREOF (Versalis S.p.A.)
C22B47/00 (Obtaining manganese)
- Count: 3 patents
- Example: 20250070293. PROCESSES AND SYSTEMS FOR PURIFYING INDEPENDENT STREAMS OF MANGANESE, NICKEL, AND COBALT FROM LITHIUM-ION BATTERY WASTE STREAMS (GREEN LI-ION PTE. LTD.)
C10G2300/1003 (CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION (cracking to hydrogen or synthesis gas)
- Count: 3 patents
- Example: 20250135392. RECOVERY OF RECYCLE CONTENT CO2 FROM PYROLYSIS GAS (Eastman Chemical Company)
C22B1/24 (PRODUCTION AND REFINING OF METALS (electrolytic)
- Count: 3 patents
- Example: 20250161837. SYSTEM FOR PREPARING NEW ENERGY NI-CO-MN RAW MATERIAL FROM LATERITE NICKEL ORE (PT QMB NEW ENERGY MATERIALS)
C08G63/183 (MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS)
- Count: 3 patents
- Example: 20250084209. RECYCLED CONTENT POLYETHYLENE TEREPHTHALATE AND METHOD OF MAKING THE SAME (Eastman Chemical Company)
C22B23/0407 (PRODUCTION AND REFINING OF METALS (electrolytic)
- Count: 2 patents
- Example: 20250066878. ALL-IN-ONE NICKEL RECOVERING METHOD FOR NICKEL METAL RECOVERY FROM RAW MATERIALS CONTAINING NICKEL (KOREA ZINC CO., LTD.)

Top Companies in Resource Recovery 2025

File:Top Companies in Resource Recovery.png

Eastman Chemical Company

Number of Resource Recovery patents: 8
Top CPC codes:
- C08J11/24 (containing hydroxyl groups): 4 patents
- C08J2367/02 (WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES): 4 patents
- C10G2300/1003 (CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION (cracking to hydrogen or synthesis gas): 3 patents
Recent patents:

Versalis S.p.A.

Number of Resource Recovery patents: 3
Top CPC codes:
- C10B53/07 (DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS (cracking oils): 2 patents
- C10B57/14 (DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS (cracking oils): 2 patents
- G01N21/3577 (INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES (measuring or testing processes other than immunoassay, involving enzymes or microorganisms): 1 patents
Recent patents:

GREEN LI-ION PTE. LTD.

Number of Resource Recovery patents: 2
Top CPC codes:
- H01M10/54 (PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY): 2 patents
- C22B47/00 (Obtaining manganese): 2 patents
- C22B3/30 (PRODUCTION AND REFINING OF METALS (electrolytic): 1 patents
Recent patents:
- 20250070293. PROCESSES AND SYSTEMS FOR PURIFYING INDEPENDENT STREAMS OF MANGANESE, NICKEL, AND COBALT FROM LITHIUM-ION BATTERY WASTE STREAMS (GREEN LI-ION PTE. LTD.) (20250227)
- 20250070294. ADAPTABLE PROCESSES AND SYSTEMS FOR PURIFYING CO-PRECIPITATED OR INDEPENDENT STREAMS OF MANGANESE, NICKEL, AND COBALT FROM LITHIUM-ION BATTERY WASTE STREAMS (GREEN LI-ION PTE. LTD.) (20250227)

NAN YA PLASTICS CORPORATION

Number of Resource Recovery patents: 2
Top CPC codes:
- C08J2367/02 (WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES): 2 patents
- B01J37/0213 (CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS): 1 patents
- B01J14/005 (Chemical processes in general for reacting liquids with liquids; Apparatus specially adapted therefor (): 1 patents
Recent patents:
- 20250153159. PET CHEMICAL RECYCLING METHOD (NAN YA PLASTICS CORPORATION) (20250515)
- 20250154334. EFFICIENT CHEMICAL RECYCLING METHOD FOR WASTE POLYESTER FABRICS (NAN YA PLASTICS CORPORATION) (20250515)

KOREA ZINC CO., LTD.

Number of Resource Recovery patents: 1
Top CPC codes:
- C22B23/0407 (PRODUCTION AND REFINING OF METALS (electrolytic): 1 patents
- C22B1/02 (PRODUCTION AND REFINING OF METALS (electrolytic): 1 patents
- C22B3/04 (PRODUCTION AND REFINING OF METALS (electrolytic): 1 patents
Recent patents:
- 20250066878. ALL-IN-ONE NICKEL RECOVERING METHOD FOR NICKEL METAL RECOVERY FROM RAW MATERIALS CONTAINING NICKEL (KOREA ZINC CO., LTD.) (20250227)

UCHIGACO ARGONNE, LLC

Number of Resource Recovery patents: 1
Top CPC codes:
- C08J11/24 (containing hydroxyl groups): 1 patents
- C08J2367/02 (WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES): 1 patents
- C08J2375/04 (WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES): 1 patents
Recent patents:
- 20250002674. ELECTROCHEMICAL RECYCLING PROCESS FOR POLYESTERS AND POLYURETHANES (UCHIGACO ARGONNE, LLC) (20250102)

Vale S.A.

Number of Resource Recovery patents: 1
Top CPC codes:
- C09K3/22 (for dust-laying or dust-absorbing): 1 patents
- C07C51/09 (ACYCLIC OR CARBOCYCLIC COMPOUNDS): 1 patents
- C08J11/16 (by treatment with inorganic material (): 1 patents
Recent patents:
- 20250136855. PROCESS FOR OBTAINING ORE DUST SUPPRESSANT RESIN, ORES DUST SUPPRESSANT RESIN, PROCESS FOR INHIBITION OF ORE PARTICULATE EMISSION AND RESIN USE (Vale S.A.) (20250501)

Nevada Gold Mines LLC

Number of Resource Recovery patents: 1
Top CPC codes:
- C22B11/08 (PRODUCTION AND REFINING OF METALS (electrolytic): 1 patents
- C22B3/06 (PRODUCTION AND REFINING OF METALS (electrolytic): 1 patents
Recent patents:
- 20250137092. BLANKING AGENT FOR PRECIOUS METAL RECOVERY IN REFRACTORY MATERIALS (Nevada Gold Mines LLC) (20250501)

DEAKIN UNIVERSITY

Number of Resource Recovery patents: 1
Top CPC codes:
- C25D3/54 (PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR): 1 patents
Recent patents:
- 20250137158. RARE EARTH METAL RECOVERY (DEAKIN UNIVERSITY) (20250501)

Differential Engineering Inc.

Number of Resource Recovery patents: 1
Top CPC codes:
- B01J3/046 (CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS): 1 patents
- B01J3/002 (Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor (pressure vessels for containing or storing compressed, liquefied or solidified gases): 1 patents
- B01J3/02 (CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS): 1 patents
Recent patents:
- 20250170542. SYSTEMS AND METHODS FOR USING EXTERNAL AND INTERNAL REACTORS TO PRODUCE AND USE A CUSTOM TREATMENT FLUID TO CHANGE THE INTERNAL CONDITIONS OF PILES (Differential Engineering Inc.) (20250529)