Patents by Inventor David Allen Berry

David Allen Berry has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Electromagnetic hydrocarbon depolymerization process
    Patent number: 11667852
    Abstract: Applying electromagnetic energy to a hydrocarbon feed in the presence of at least one of a solvent, a catalyst, an electromagnetic receptor or a hydrogenation agent may result in depolymerization and compositional modification of the hydrocarbon feedstock into at least one of smaller hydrocarbon product fractions or viscosity modification.
    Type: Grant
    Filed: May 26, 2021
    Date of Patent: June 6, 2023
    Assignee: AmeriCarbon Products, LLC
    Inventors: Gilbert A. Chalifoux, E. Gordon Eberth, David Allen Berry
  • ELECTROMAGNETIC HYDROCARBON DEPOLYMERIZATION PROCESS
    Publication number: 20210284920
    Abstract: Applying electromagnetic energy to a hydrocarbon feed in the presence of at least one of a solvent, a catalyst, an electromagnetic receptor or a hydrogenation agent may result in depolymerization and compositional modification of the hydrocarbon feedstock into at least one of smaller hydrocarbon product fractions or viscosity modification.
    Type: Application
    Filed: May 26, 2021
    Publication date: September 16, 2021
    Inventors: Gilbert A. Chalifoux, E. Gordon Eberth, David Allen Berry
  • SOLID-SUPPORTED ETHER DISULFIDES
    Publication number: 20110190485
    Abstract: The present invention provides for compounds of Formulas I-III, and salts thereof, wherein n, m, R1, R2, R3, and R4 have any of the values defined there for in the specification. The compounds of formula I may be used in the synthesis of oligonucleotides such as compounds of formula II (bearing a 3?-thiol) or formula III (bearing a 3?-disulfide).
    Type: Application
    Filed: February 2, 2010
    Publication date: August 4, 2011
    Applicant: Berry and Associates, Inc.
    Inventor: David Allen Berry
  • Diaminopyrimidines and combination therapies effective for treatment of P-glycoprotein positive cancers
    Publication number: 20040006042
    Abstract: The present invention provides compounds of Formula II: 1
    Type: Application
    Filed: May 28, 2003
    Publication date: January 8, 2004
    Inventors: David Allen Berry, Ellen Myra Dobrusin, Judith Lynne Johnson-Philipsen, Wayne Daniel Klohs, Dennis Joseph McNamara, Leslie Morton Werbel