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:
Dec. 15, 1987
Filed:
Jan. 03, 1986
Applicant:
Inventors:
Jerome Goldman, New York, NY (US);
Marvin Goldman, Great Neck, NY (US);
Terry Goldman, New York, NY (US);
Assignee:
Penn Plax Plastics, Inc., Garden City, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ; B01D / ;
U.S. Cl.
CPC ...
210169 ; 210315 ; 210489 ; 210496 ; 119-5 ;
Abstract
A filter cartridge for use in aquarium filtration systems having mechanical, chemical and biological filtration elements. The mechanical element forms the front wall of the filter cartridge and this is bonded around the outer border thereof to a back member. The back member may be rigid or semi-rigid.