Patents by Inventor Stephen D. Maloney

Stephen D. Maloney 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).

  • Polyareneazole/thermoplastic pulp and methods of making same
    Patent number: 8444816
    Abstract: The present invention relates to thermoplastic and polyareneazole pulp for use as reinforcement material in products including for example fluid sealing materials, as a processing aid including its use as a thixotrope, and as a filter material. The pulp comprises (a) irregularly shaped, thermoplastic fiber fibrous structures, (b) irregularly shaped, polyareneazole fibrous structures and (c) water, whereby thermoplastic fiber fibrils and/or stalks are substantially entangled with polyareneazole fibrils and/or stalks. The invention further relates to processes for making such thermoplastic and polyareneazole pulp.
    Type: Grant
    Filed: April 13, 2010
    Date of Patent: May 21, 2013
    Assignee: E I du Pont de Nemours and Company
    Inventors: Achim Amma, Stephen D. Maloney, Mikhail R. Levit
  • POLYARENEAZOLE/THERMOPLASTIC PULP AND METHODS OF MAKING SAME
    Publication number: 20100193144
    Abstract: The present invention relates to thermoplastic and polyareneazole pulp for use as reinforcement material in products including for example fluid sealing materials, as a processing aid including its use as a thixotrope, and as a filter material. The pulp comprises (a) irregularly shaped, thermoplastic fiber fibrous structures, (b) irregularly shaped, polyareneazole fibrous structures and (c) water, whereby thermoplastic fiber fibrils and/or stalks are substantially entangled with polyareneazole fibrils and/or stalks. The invention further relates to processes for making such thermoplastic and polyareneazole pulp.
    Type: Application
    Filed: April 13, 2010
    Publication date: August 5, 2010
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: ACHIM AMMA, Stephen D. Maloney, Mikhail R. Levit
  • Polyareneazole/thermoplastic pulp and methods of making same
    Patent number: 7744724
    Abstract: The present invention relates to thermoplastic and polyareneazole pulp for use as reinforcement material in products including for example fluid sealing materials, as a processing aid including its use as a thixotrope, and as a filter material. The pulp comprises (a) irregularly shaped, thermoplastic fiber fibrous structures, (b) irregularly shaped, polyareneazole fibrous structures and (c) water, whereby thermoplastic fiber fibrils and/or stalks are substantially entangled with polyareneazole fibrils and/or stalks. The invention further relates to processes for making such thermoplastic and polyareneazole pulp.
    Type: Grant
    Filed: December 15, 2006
    Date of Patent: June 29, 2010
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Achim Amma, Stephen D. Maloney, Mikhail R. Levit