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:
Mar. 17, 2009
Filed:
Nov. 20, 2002
Applicants:
David Tee Liang, Pandan Valley, SG;
Tuti Mariana Lim, Commonwealth Close, SG;
Sau Ngen Chen, Jalan Kemuning, SG;
Inventors:
David Tee Liang, Pandan Valley, SG;
Tuti Mariana Lim, Commonwealth Close, SG;
Sau Ngen Chen, Jalan Kemuning, SG;
Assignee:
Agency For Science, Technology and Research, Singapore, SG;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/00 (2006.01); A61L 2/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Contaminants from surfaces of temperature sensitive substrates, such as glass substrates are removed by exposing the surfaces to a hydrogen Surface-mixed diffusion flame for a predetermined duration of time. The predetermined duration of time being insufficient to heat up the surfaces substantially thereby causing damage to the temperature sensitive substrates.