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. 01, 1998
Filed:
Nov. 27, 1996
Applicant:
Inventors:
Utpal Kumar Chakrabarti, Allentown, PA (US);
William Henry Grodkiewicz, Glen Gardner, NJ (US);
Ping Wu, Berkeley Heights, NJ (US);
Assignee:
Lucent Technologies Inc., Murray Hill, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S / ;
U.S. Cl.
CPC ...
372 49 ;
Abstract
An active semiconductor device includes a coating comprising an oxide of tantalum and aluminum. The coating may function as an AR coating or as a passivation coating. Applications to ICs and optical devices are described.