The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 06, 2011
Filed:
Jul. 16, 2008
Robert Joseph Bouchard, Wilmington, DE (US);
Lap-tak Andrew Cheng, Newark, DE (US);
David Herbert Roach, Hockessin, DE (US);
John Gerard Lavin, Swarthmore, PA (US);
Robert Joseph Bouchard, Wilmington, DE (US);
Lap-Tak Andrew Cheng, Newark, DE (US);
David Herbert Roach, Hockessin, DE (US);
John Gerard Lavin, Swarthmore, PA (US);
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
This invention provides a process for improving the field emission of an electron field emitter comprised of an acicular emitting substance such as acicular carbon, an acicular semiconductor, an acicular metal or a mixture thereof, comprising applying a force to the surface of the electron field emitter wherein the force results in the removal of a portion of the electron field emitter thereby forming a new surface of the electron field emitter.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile