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:
Feb. 15, 1983
Filed:
Sep. 30, 1981
Applicant:
Inventor:
Robert S Mules, Talbot Green, GB;
Assignee:
Fram Europe Limited, Glamorgan, GB;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
206525 ; 55359 ; 55497 ; 55521 ; 55502 ; 264261 ; 264D / ; 2104931 ;
Abstract
A replaceable filter cartridge has a pleated paper filter medium mounted within a frame or casing having a closed side and an open side, the open side being covered by a removable protective tray or lid the internal shape of which has been used in manufacture for moulding a sealing surface onto the periphery of the frame or casing, the closed side of the frame or casing being provided with a perforated portion which is also removable for use of the filter cartridge.