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:
Oct. 03, 1978
Filed:
May. 02, 1977
Applicant:
Inventor:
Willie Bruce Underwood, Brandywine, MD (US);
Assignee:
Dynatech Laboratories Incorporated, Alexandria, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
250343 ;
Abstract
A nephelometer that is insensitive to ambient light, characterized by the direction of very short pulses of energy at high frequency from an infrared laser to traverse a liquid containing suspended particles and the ability to detect, amplify and measure the peak values of pulses of energy scattered by particles traversed by the beam.