Patents by Inventor Angeline Baird Cardis

Angeline Baird Cardis 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).

  • Biodegradable non-toxic gear oil
    Patent number: 6649574
    Abstract: A biodegradable lubricating oil composition especially useful as a gear oil employs a synthetic alcohol ester basestock formed from mono- and dipentaerythritol with certain mono- and dicarboxylic acids or dicarboxylic acid anhydrides and an effective amount of a polyoxyalkylene alcohol demulsifying agent, a combination of alkylated organic acid and ashless succinimide rust inhibitors and an ashless dithiocarbamate antiwear and extreme pressure agent.
    Type: Grant
    Filed: October 8, 2002
    Date of Patent: November 18, 2003
    Assignee: ExxonMobil Research and Engineering Company
    Inventors: Angeline Baird Cardis, Susan Ardito
  • Biodegradable non-toxic gear oil
    Publication number: 20030125218
    Abstract: A biodegradable lubricating oil composition especially useful as a gear oil employs a synthetic alcohol ester basestock formed from mono- and dipentaerythritol with certain mono- and dicarboxylic acids or dicarboxylic acid anhydrides and an effective amount of a polyoxyalkylene alcohol demulsifying agent, a combination of alkylated organic acid and ashless succinimide rust inhibitors and an ashless dithiocarbamate antiwear and extreme pressure agent.
    Type: Application
    Filed: October 8, 2002
    Publication date: July 3, 2003
    Inventors: Angeline Baird Cardis, Susan Ardito