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:
Jul. 13, 1976
Filed:
Mar. 10, 1975
Applicant:
Inventor:
Andrew F Farr, Spring Valley, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210359 ; 210518 ; 210D / ;
Abstract
An improved device for filtering, isolating, containing, and storing fluid specimens which are to be analyzed with an automatic chemical analyzer. The device includes a filter means for removing particulates, a membrane valve for isolating the filtrate, a releasable piston ring which permits telescoping of the assembly, and a plunger tube which serves as a simple and/or storage vessel.
Farr, Andrew. (1976). Apparatus for preparing liquid samples for analysis in automatic (U.S. Patent No. 3969250). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3969250
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile