Patents by Inventor Rodney John McAtee

Rodney John McAtee 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).

  • Linear compounds containing phenol and salicylic acid units
    Patent number: 6802874
    Abstract: The invention disclosed herein relates to linear compounds in the form of oligomers or polymers containing unsubstituted or substituted phenol units and unsubstituted or substituted salicylic acid units. These compounds are useful as additives for lubricants and fuels. Metal salts of these compounds are useful as lubricant additives. A process for making these compounds is disclosed.
    Type: Grant
    Filed: June 16, 2003
    Date of Patent: October 12, 2004
    Assignee: The Lubrizol Corporation
    Inventors: David John Moreton, Rodney John McAtee
  • Linear compounds containing phenol and salicylic acid units
    Publication number: 20040123514
    Abstract: The invention disclosed herein relates to linear compounds in the form of oligomers or polymers containing unsubstituted or substituted phenol units and unsubstituted or substituted salicylic acid units. These compounds are useful as additives for lubricants and fuels. Metal salts of these compounds are useful as lubricant additives. A process for making these compounds is disclosed.
    Type: Application
    Filed: June 16, 2003
    Publication date: July 1, 2004
    Inventors: David John Moreton, Rodney John McAtee
  • Linear compounds containing phenol and salicylic acid units
    Patent number: 6596038
    Abstract: The invention disclosed herein relates to linear compounds in the form of oligomers or polymers containing unsubstituted or substituted phenol units and unsubstituted or substituted salicylic acid units. These compounds are useful as additives for lubricants and fuels. Metal salts of these compounds are useful as lubricant additives. The process for making these compounds involves reacting phenol units and salicylic acid units in an organic solvent.
    Type: Grant
    Filed: March 9, 2001
    Date of Patent: July 22, 2003
    Assignee: The Lubrizol Corporation
    Inventors: David John Moreton, Rodney John McAtee
  • Aromatic Mannich compound-containing composition and process for making same
    Patent number: 6179885
    Abstract: This invention relates to a composition, comprising: (I) an aromatic Mannich compound derived from: (A) a hydroxy containing aromatic compound having the formula  wherein in Formula (A-1): Ar is an aromatic group; m is 1, 2 or 3; n is a number from 1 to about 4; with the proviso that the sum of m and n does not exceed the number of available positions on Ar that can be substituted; each R1 independently is a hydrocarbyl group of up to about 400 carbon atoms; and R2 is H, amino or carboxyl; (B) an aldehyde or ketone having the formula  or a precursor thereof; wherein in Formula (B-1): R1 and R2 independently are H or hydrocarbyl groups having from 1 to about 18 carbon atoms; and R2 can also be a carbonyl-containing hydrocarbyl group having from 1 to about 18 carbon atoms; and (C) a mixture of water and an amine, said amine containing at least one primary or secondary amino group; and (II) alcohol.
    Type: Grant
    Filed: June 22, 1999
    Date of Patent: January 30, 2001
    Assignee: The Lubrizol Corporation
    Inventor: Rodney John McAtee