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. 11, 1990
Filed:
Feb. 03, 1989
Applicant:
Inventors:
Bruce D Smith, Jr, West Chester, PA (US);
Thomas A Stalnaker, West Chester, PA (US);
Assignee:
The West Company, Phoenixville, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
250577 ; 2502 / ;
Abstract
An apparatus for checking the fill level of a vial. The apparatus indicates the presence of a vial in a predetermined location. Light is sensed to measuring the amount of light which is able to pass through the vial at that location. A signal is produced which is porportional to the amount of material in said vial.
Smith, Jr, Bruce. (1990). Liquid level detector system with fill-level signature detection (U.S. Patent No. 4956560). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4956560
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile