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:
Jun. 28, 2005
Filed:
Jul. 15, 2003
Martha A. Truninger, Corvallis, OR (US);
Steven David Leith, Albany, OR (US);
Jeffery S. Hess, Corvallis, OR (US);
Martha A. Truninger, Corvallis, OR (US);
Steven David Leith, Albany, OR (US);
Jeffery S. Hess, Corvallis, OR (US);
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Abstract
A method of forming an opening through a substrate having a first side and a second side opposite the first side includes forming spaced stops in the first side of the substrate, partially forming a first portion of the opening in the substrate from the second side by a first process, further forming the first portion of the opening in the substrate from the second side by a second process, including forming the first portion of the opening to the spaced stops, and forming a second portion of the opening in the substrate from the first side, including forming the second portion of the opening between the spaced stops.