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. 29, 1981
Filed:
Aug. 14, 1978
Applicant:
Inventor:
James A Patterson, Los Altos, CA (US);
Assignee:
Amco Standards International, Mountain View, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J / ;
U.S. Cl.
CPC ...
356243 ;
Abstract
A unique styrene-divinylbenzene copolymer is taught together with its method of manufacture. The novel copolymer has been accepted as a definitive standard in the measurement of turbidity in water.
Patterson, James. (1981). Styrene-divinylbenzene copolymer and method of manufacture (U.S. Patent No. 4291980). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4291980
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile