Patents by Inventor John C. Cleary

John C. Cleary 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).

  • Method and apparatus for heating nonwoven webs
    Patent number: 8129297
    Abstract: A process for drying/heat-treating nonwoven webs in which the web is partially dried under tension in a first drying zone and further heat treated under low tension or in a substantially tensionless state a second drying zone. The process significantly reduces the occurrence of stretch-type defects in the nonwoven webs.
    Type: Grant
    Filed: July 29, 2002
    Date of Patent: March 6, 2012
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: John C. Cleary, Michael C. Davis, Todd A. McCoy, Edgar N. Rudisill
  • Method and apparatus for heating nonwoven webs
    Patent number: 6944968
    Abstract: A process for drying/heat-treating nonwoven webs in which the web is partially dried under tension in a first drying zone and further heat treated under low tension or in a substantially tensionless state a second drying zone. The process significantly reduces the occurrence of stretch-type defects in the nonwoven webs.
    Type: Grant
    Filed: September 10, 2003
    Date of Patent: September 20, 2005
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: John C. Cleary, Michael C. Davis, Todd A. McCoy, Edgar N. Rudisill
  • Method and apparatus for heating nonwoven webs
    Patent number: 6799382
    Abstract: A process for drying/heat-treating nonwoven webs in which the web is partially dried under tension in a first drying zone and further heat treated under low tension or in a substantially tensionless state a second drying zone. The process significantly reduces the occurrence of stretch-type defects in the nonwoven webs.
    Type: Grant
    Filed: August 25, 2003
    Date of Patent: October 5, 2004
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: John C. Cleary, Michael C. Davis, Todd A. McCoy, Edgar N. Rudisill
  • Method and apparatus for heating nonwoven webs
    Publication number: 20040045186
    Abstract: A process for drying/heat-treating nonwoven webs in which the web is partially dried under tension in a first drying zone and further heat treated under low tension or in a substantially tensionless state a second drying zone. The process significantly reduces the occurrence of stretch-type defects in the nonwoven webs.
    Type: Application
    Filed: September 10, 2003
    Publication date: March 11, 2004
    Inventors: John C. Cleary, Michael C. Davis, Todd A. McCoy, Edgar N. Rudisill
  • Method and apparatus for heating nonwoven webs
    Publication number: 20040040179
    Abstract: A process for drying/heat-treating nonwoven webs in which the web is partially dried under tension in a first drying zone and further heat treated under low tension or in a substantially tensionless state a second drying zone. The process significantly reduces the occurrence of stretch-type defects in the nonwoven webs.
    Type: Application
    Filed: September 5, 2003
    Publication date: March 4, 2004
    Inventors: John C. Cleary, Michael C. Davis, Todd A. McCoy, Edgar N. Rudisill
  • Method and apparatus for heating nonwoven webs
    Publication number: 20040034942
    Abstract: A process for drying/heat-treating nonwoven webs in which the web is partially dried under tension in a first drying zone and further heat treated under low tension or in a substantially tensionless state a second drying zone. The process significantly reduces the occurrence of stretch-type defects in the nonwoven webs.
    Type: Application
    Filed: August 25, 2003
    Publication date: February 26, 2004
    Inventors: John C. Cleary, Michael C. Davis, Todd A. McCoy, Edgar N. Rudisill
  • Method and apparatus for heating nonwoven webs
    Publication number: 20040016143
    Abstract: A process for drying/heat-treating nonwoven webs in which the web is partially dried under tension in a first drying zone and further heat treated under low tension or in a substantially tensionless state a second drying zone. The process significantly reduces the occurrence of stretch-type defects in the nonwoven webs.
    Type: Application
    Filed: July 29, 2002
    Publication date: January 29, 2004
    Inventors: John C. Cleary, Michael C. Davis, Todd A. McCoy, Edgar N. Rudisill