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:
Nov. 10, 1987
Filed:
Feb. 04, 1987
Applicant:
Inventors:
Donald H Weir, York, PA (US);
Stanley H Frederick, Sanford, NC (US);
Robert A Hotaling, York, PA (US);
Ronald B Robol, Sanford, NC (US);
Assignee:
Wexco Incorporated, York, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210340 ; 2104162 ; 210542 ;
Abstract
A distinct element employed in a preferred embodiment of the invention resides in a two-compartment filter unit that extends operating life by permitting the function of the first compartment filtration to be transferred to the other compartment when the first compartment is clogged.
Weir, Donald. (1987). Modular operations center for in-ground swimming pool (U.S. Patent No. 4705629). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4705629
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile