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:
May. 26, 1992
Filed:
Mar. 19, 1991
Applicant:
Inventor:
John R Scott, San Jose, CA (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ; B01D / ;
U.S. Cl.
CPC ...
210232 ; 210455 ; 422 99 ; 422101 ; 422102 ; 7386323 ;
Abstract
A well for use in microtitration and/or microfiltration procedures. The well has a membrane in the bottom that is retained on a lower lip by means of a ring that is itself retained at a predetermined position in, and along the wall of, the well.