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:
Aug. 10, 1976
Filed:
Mar. 31, 1975
Applicant:
Inventor:
H Eric Hunter, Westwood, CA (US);
Assignee:
Carter-Wallace, Inc., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23P / ;
U.S. Cl.
CPC ...
2920 / ; 2916 / ; 2920 / ; 2920 / ; 29429 ; 29525 ;
Abstract
An apparatus and a method are provided for assembling micro-filter units having a barrel, a plug adapted to be inserted in the barrel, and a filter disc clamped between the barrel and the plug, which are characterized in that the filter disc is punched out and seated in the barrel in a single stroke of a punch.