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. 28, 1986
Filed:
Oct. 10, 1984
Applicant:
Inventor:
Robert L Roberts, Boothwyn, PA (US);
Assignee:
Roberts Filter Manufacturing Company, Darby, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210289 ; 210293 ; 210450 ; 2105101 ; 405 43 ;
Abstract
A filter block used in the construction of a multi-block filter bottom includes upper and lower lateral sections extending between end walls and being separated from each other by a horizontal petition that includes ports for communicating the upper and lower lateral sections with each other. A removable top wall section includes passages through it for communicating with the upper lateral section, and fastening means are provided for removably securing the top wall section to the remainder of the block.
Roberts, Robert. (1986). Filter bottom construction (U.S. Patent No. 4619765). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4619765
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile