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:
Mar. 17, 2003
Applicants:
Mark Ackermann, Albuquerque, NM (US);
Jean-claude Diels, Albuquerque, NM (US);
Inventors:
Mark Ackermann, Albuquerque, NM (US);
Jean-Claude Diels, Albuquerque, NM (US);
Assignee:
Sandia Corporation, Albuquerque, NM (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B009/02 ; H01S003/083 ;
U.S. Cl.
CPC ...
Abstract
A scatterometer utilizes the dead zone resulting from lockup caused by scatter from a sample located in the optical path of a ring laser at a location where counter-rotating pulses cross. The frequency of one pulse relative to the other is varied across the lockup dead zone.