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:
Sep. 19, 2006
Filed:
Sep. 11, 2002
Applicants:
Charles W. Extrand, Minneapolis, MN (US);
Ralph Henderer, Excelsior, MN (US);
Inventors:
Charles W. Extrand, Minneapolis, MN (US);
Ralph Henderer, Excelsior, MN (US);
Assignee:
Entegris, Inc., Chaska, MN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 5/00 (2006.01); B65D 85/30 (2006.01); B29D 22/00 (2006.01); H01L 23/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
A tray for handling and retaining a plurality of components, wherein the tray has a rigid body portion and an elastomeric contact layer. The contact layer has a planar upper surface for contacting and retaining the components, and may be formed from a thermoplastic material having a surface energy between 20 dyne/cm and 100 dyne/cm, a hardness of between about Shore A15 and Shore D75, and a surface electrical resistivity of between about 1×10ohms/square and 1×10ohms/square.