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Patents

Researchers at the Forest Products Laboratory work with the Forest Service Patent and Licensing Program to file patents for their inventions and connect with partners to develop products. 

Patents listed below as issued, but not licensed, are available for licensing to further research or to commercialize. Connect with the Forest Service Technology Transfer Program to learn more.

Current Forest Products Laboratory Patents

Enter a patent or application number into the United States Patent and Trademark Office patents search page to view details.

Year FiledTitlePatent or Application NumberStatusForest Service Inventors
2026Methods for Producing Biochar-based Composites From Biomass Feedstock63/954,910Provisional Zhiyong Cai; Qiangu Yan
2026Micro Fibrillated Cellulose-Carbon Black Composite Microwave Susceptor Film and Coating for Sustainable Food Packaging and Accelerated Heating 63/989,836 ProvisionalGregory Schueneman; Robert Moon
2026Apparatus and Methods for Determining Slope of Grain in Magnified Wood Images Using Computer Vision64/119,667ProvisionalAlex Wiedenhoeft
2025Biochar Composite Material and Related Methods (media)19/035,122Provisional; LicensedZhiyong Cai; Qiangu Yan; Cynthia West
2024Self-Expanding Lignofoam Compositions and Lignofoams Made Therefrom3079308 (Canada)Issued; LicensedZhiyong Cai; Qiangu Yan
2024Convenient Synthesis of Glucosone by Whole-Cell Catalysis Under Oxygen18/765,528Issued; LicensedPhilip Kersten
2024Metal-Carbon Composite Bodies and Related Methods18/431,086ProvisionalZhiyong Cai; Qiangu Yan
2024Method and System for Determining the Structural Integrity of Materials18/924,124Non-ProvisionalChristopher Adam Senalik
2023Carbon Reinforced Carbon Foams Divisional11,795,115Issued; LicensedZhiyong Cai; Qiangu Yan
2022Construction of Structural Materials from Lumber Using a Carbonate or Oxygen Pre-Treatment and Densification12,011,845Issued; License in progressJunyong Zhu; Roland Gleisner; Riley Simson
2021Continuous Processing of Cellulose Nanofibril Sheets Through Conventional ExtrusionPCT/US21/20178ProvisionalGregory Schueneman; Robert Moon
2021Repurposing Inflatable Packaging Pillows as Bioreactors: Convenient Syntheiss of Glucosone by Whole-Cell Catalysis under Oxygen12,134,090Issued; LicensedPhilip J. Kertsen
2021Charcoal Identification System 12,073,554Issued; Will not licenseAlex Wiedenhoeft
2020Fractionation of Lignocellulosic Biomass using Maleic Acid at Low Temperatures11,479,914Issued; LicensedJunyong Zhu; Roland Gleisner
2020Method for the Production of Xylobiose and Other Defined Xylooligosaccharides11,618,914Issued; No licenseFranz St. John; Casey Crooks
2020Carbon Reinforced Carbon Foams11,618,719Issued; LicensedZhiyong Cai; Qiangu Yan
2019Low Temperature and Efficient Fractionation of Lignocellulosic Biomass Using Recyclable Organic Solid Acids10,494,489Issued; LicensedJunyong Zhu; Liheng Chen; Roland Gleisner
2019Self-Expanding Lignofoam Compositions and Lignofoams Made Therefrom11,261,308Issued; LicensedZhiyong Cai; Qiangu Yan
2019Papermaking System and Method11,015,295Issued; LicensedJohn Klungness
2018Method for Synthesizing Graphene from Encapsulated Particles10,669,155Issued; Will not licenseZhiyong Cai; Qiangu Yan; Jinghao Li
2018Low Temperature and Efficient Fractionation of Lignocellulosic Biomass Using Recycable Organic Solid Acids10,239,905Issued; LicensedJunyong Zhu; Liheng Chen; Roland Gleisner
2018Lignin-Based Carbon Foams and Composities and Related Methods11,142,458Issued; LicensedZhiyong Cai; Qiangu Yan; Jinghao Li
2018Glycosyl Hydrolase Xylanases, Compositions and Methods of Use for Efficient Hydrolysis and Processing of Xylan10,793,926Issued; No licenseFranz St. John; Diane Dietrich; Casey Crooks
2016Method of Forming a cellulose Nanocrystalline Film - Divisional9,969,108Issued; No licenseRobert Moon
2015Glycosyl Hydrolase Xylanases, Compositions and Methods of Use for Efficient Hydrolysis and Processing of Xylan10,041,136Issued; No licenseFranz St. John; Diane Dietrich; Casey Crooks
2009Composite Components from Anaerobic Digested Fibrous Materials8,414,808Issued; LicensedJohn Hunt
2005Water-Resistant Vegetable Protein Adhesive Dispersion Compositions7,345,136Issued; No licenseJames Wescott; Charles Frihart
Last updated August 26, 2026
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