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:
Jan. 18, 1977
Filed:
Feb. 26, 1976
Applicant:
Inventor:
Jerome J Goldstein, Denver, CO (US);
Assignee:
Aquafilter Corporation, Farmington Hills, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A24F / ;
U.S. Cl.
CPC ...
131173 ; 131 / ;
Abstract
A cigarette filter holder includes a cigarette receiving socket at one end and a mouthpiece at the other end. The interior of the holder includes a fibrous filtering material impregnated with water. The mouthpiece end of the holder is formed with an integrally formed removable plug, which upon removal provides an opening to the interior of the cigarette filter.
Goldstein, Jerome. (1977). Cigarette filter holder (U.S. Patent No. 4003387). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4003387
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile