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:
Nov. 25, 2003
Filed:
Nov. 09, 2001
Applicant:
Inventor:
Jeffrey L. May, Fremont, CA (US);
Assignee:
Tactical Fabs, Inc., Fremont, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12M 1/34 ;
U.S. Cl.
CPC ...
C12M 1/34 ;
Abstract
A chip for holding DNA samples and method of making same by masking a silicon substrate for spaced apart wells with a photoabrasive masking material, blasting the masked surface with microabrasive beads to produce roughened wells in the substrate and forming an oxide coating over the masked and roughened surface of the substrate.